D-Sub Backshells – Mouser United Kingdom

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ARMOR Ruggedized Backshell Systems

NorComp ARMOR D-Sub Backshells are designed for rugged/robust applications including but not limited to military, industrial, and aerospace. Featuring an all-metal die-cast housing, these backshells offer high-reliability performance for the most challenging design applications. Available in 5 industry standard sizes (Standard: 9,15,25,37,50 | HD: 15,26,44,62,78). Also feature perimeter sealing lips for secure assembly and die-cast metal shells provide excellent EMI/ RFI shielding.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Type	Shell Size	Cable Entry Angle	Number of Cable Entries	Shell Material	Shell Plating	Number of Positions	Packaging
D-Sub Backshells 25P 45D Slide Lock Die Cast Nickel 954-025-030R121 NorComp 1: £8.19 245In Stock 200Expected 01/01/2027	Mfr. Part No. 954-025-030R121 Mouser Part No 636-954-025-030R121	NorComp	D-Sub Backshells 25P 45D Slide Lock Die Cast Nickel Learn More about NorComp armor d sub backshells	Datasheet	245In Stock 200Expected 01/01/2027	£8.19 £7.00 £6.57 £6.25 View £5.95 £5.50 £5.31 £5.06	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	45 deg	1 Entry	Copper	Nickel	25 Position	Bulk
D-Sub Backshells 9P 180/30D Qk Lock Metalized Plastic 955-009-020R121 NorComp 1: £9.87 191In Stock	Mfr. Part No. 955-009-020R121 Mouser Part No 636-955-009-020R121	NorComp	D-Sub Backshells 9P 180/30D Qk Lock Metalized Plastic Learn More about NorComp armor d sub backshells	Datasheet	191In Stock	£9.87 £8.56 £8.03 £7.65 View £7.27 £6.73 £6.44 £6.19	Min.: 1 Mult.: 1	Strain Relief Backshell	1 (E)	Variable Entries	2 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	9 Position	Bulk
D-Sub Backshells D-Sub Backshell 25 / 44 HD Position 45 Dual Entry 959-025-030R121 NorComp 1: £9.64 236In Stock	Mfr. Part No. 959-025-030R121 Mouser Part No 636-959-025-030R121	NorComp	D-Sub Backshells D-Sub Backshell 25 / 44 HD Position 45 Dual Entry Learn More about NorComp armor d sub backshells	Datasheet	236In Stock	£9.64 £8.20 £7.69 £7.32 View £6.96 £6.44 £6.35	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	45 deg	2 Entry	Zinc Alloy	Nickel	25 Position
D-Sub Backshells 9P R/A DIE CAST BACKSHELL LOWPROFILE 962-009-030R121 NorComp 1: £6.46 724In Stock 2,200On Order	Mfr. Part No. 962-009-030R121 Mouser Part No 636-962-009-030R121	NorComp	D-Sub Backshells 9P R/A DIE CAST BACKSHELL LOWPROFILE Learn More about NorComp armor d sub backshells	Datasheet	724In Stock 2,200On Order On Order Ship Dates Mfr. No: 962-009-030R121 Stock: 724 Can Dispatch Immediately On Order: 1,000 Expected 02/11/2026 1,200 Expected 09/12/2026 Factory Lead Time: 17 Weeks	£6.46 £5.49 £5.14 £4.91 View £4.44 £4.23 £4.09	Min.: 1 Mult.: 1	Standard EMI Backshell	1 (E)	90 deg	1 Entry	Zinc Alloy	Nickel	9 Position
D-Sub Backshells D-Sub Backshell 25 / 44 HD Position Right Angle 962-025-030R121 NorComp 1: £9.49 200In Stock 600Expected 18/12/2026	Mfr. Part No. 962-025-030R121 Mouser Part No 636-962-025-030R121	NorComp	D-Sub Backshells D-Sub Backshell 25 / 44 HD Position Right Angle Learn More about NorComp armor d sub backshells	Datasheet	200In Stock 600Expected 18/12/2026	£9.49 £8.08 £7.56 £7.20 View £6.53 £6.22 £6.03 £5.85	Min.: 1 Mult.: 1	Standard EMI Backshell	3 (B)	90 deg	1 Entry	Zinc Alloy	Nickel	25 Position
D-Sub Backshells 37P TOP ENT DIECAST NICKEL PLATED 970-037-030R121 NorComp 1: £9.17 861In Stock	Mfr. Part No. 970-037-030R121 Mouser Part No 636-970-037-030R121	NorComp	D-Sub Backshells 37P TOP ENT DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	861In Stock	£9.17 £8.06 £7.55 £7.19 View £6.84 £6.33 £6.22	Min.: 1 Mult.: 1	Two Piece Backshell	4 (C)	Straight	1 Entry	Zinc	Nickel over Copper	37 Position	Bulk
D-Sub Backshells 15P 45 DEGRE DIECAST NICKEL PLATED 971-015-030R121 NorComp 1: £6.64 1,154In Stock 500Expected 02/11/2026	Mfr. Part No. 971-015-030R121 Mouser Part No 636-971-015-030R121	NorComp	D-Sub Backshells 15P 45 DEGRE DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	1,154In Stock 500Expected 02/11/2026	£6.64 £5.71 £5.34 £5.09 View £4.85 £4.48 £4.32 £4.09	Min.: 1 Mult.: 1	Strain Relief Backshell	2 (A)	45 deg	1 Entry	Zinc	Nickel over Copper	15 Position	Bulk
D-Sub Backshells D-Sub Backshell 9 / 15 HD Positions 180 Entry 977-009-020R121 NorComp 1: £1.07 5,504In Stock 21,250On Order	Mfr. Part No. 977-009-020R121 Mouser Part No 636-977-009-020R121	NorComp	D-Sub Backshells D-Sub Backshell 9 / 15 HD Positions 180 Entry Learn More about NorComp armor d sub backshells	Datasheet	5,504In Stock 21,250On Order On Order Ship Dates Mfr. No: 977-009-020R121 Stock: 5,504 Can Dispatch Immediately On Order: 7,400 Expected 25/12/2026 13,850 Expected 13/01/2027 Factory Lead Time: 19 Weeks	£1.07 £0.908 £0.856 £0.818 View £0.766 £0.725 £0.678 £0.655 £0.623	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	9 Position
D-Sub Backshells D-Sub Backshell 37 / 62 HD Positions 180 Entry 977-037-020R121 NorComp 1: £2.56 2,061In Stock	Mfr. Part No. 977-037-020R121 Mouser Part No 636-977-037-020R121	NorComp	D-Sub Backshells D-Sub Backshell 37 / 62 HD Positions 180 Entry Learn More about NorComp armor d sub backshells	Datasheet	2,061In Stock	£2.56 £2.15 £2.03 £1.94 View £1.82 £1.73 £1.68 £1.54 £1.50	Min.: 1 Mult.: 1	Two Piece Backshell	4 (C)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	37 Position	Bulk
D-Sub Backshells 9P Top entry grommet metalized plas shel 979-009-020R121 NorComp 1: £2.12 1,591In Stock 1,000Expected 03/11/2026	Mfr. Part No. 979-009-020R121 Mouser Part No 636-979-009-020R121	NorComp	D-Sub Backshells 9P Top entry grommet metalized plas shel Learn More about NorComp armor d sub backshells	Datasheet	1,591In Stock 1,000Expected 03/11/2026	£2.12 £1.75 £1.65 £1.57 View £1.46 £1.41 £1.28 £1.20 £1.16	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	9 Position	Bulk
D-Sub Backshells 15P Tp entry grommet metalized plas shel 979-015-020R121 NorComp 1: £2.20 1,139In Stock	Mfr. Part No. 979-015-020R121 Mouser Part No 636-979-015-020R121	NorComp	D-Sub Backshells 15P Tp entry grommet metalized plas shel Learn More about NorComp armor d sub backshells	Datasheet	1,139In Stock	£2.20 £1.93 £1.83 £1.75 View £1.60 £1.55 £1.43 £1.34 £1.26	Min.: 1 Mult.: 1	Two Piece Backshell	2 (A)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	15 Position	Bulk
D-Sub Backshells 15P TOP ENT DIECAST NICKEL PLATED 979-015-030R121 NorComp 1: £3.82 2,297In Stock 4,000On Order	Mfr. Part No. 979-015-030R121 Mouser Part No 636-979-015-030R121	NorComp	D-Sub Backshells 15P TOP ENT DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	2,297In Stock 4,000On Order On Order Ship Dates Mfr. No: 979-015-030R121 Stock: 2,297 Can Dispatch Immediately On Order: 100 Pending 600 Expected 02/11/2026 3,300 Expected 08/01/2027 Factory Lead Time: 15 Weeks	£3.82 £3.46 £3.27 £3.11 View £2.97 £2.78 £2.65 £2.44 £2.29	Min.: 1 Mult.: 1	Strain Relief Backshell	2 (A)	Straight	1 Entry	Zinc	Nickel over Copper	15 Position	Bulk
D-Sub Backshells 25P TOP ENT DIECAST NICKEL PLATED 979-025-030R121 NorComp 1: £4.35 3,987In Stock 800Expected 11/12/2026	Mfr. Part No. 979-025-030R121 Mouser Part No 636-979-025-030R121	NorComp	D-Sub Backshells 25P TOP ENT DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	3,987In Stock 800Expected 11/12/2026	£4.35 £3.69 £3.46 £3.29 View £3.13 £2.93 £2.79 £2.69 £2.60	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	Straight	1 Entry	Zinc	Nickel over Copper	25 Position	Bulk
D-Sub Backshells 37P TOP ENT DIECAST NICKEL PLATED 979-037-030R121 NorComp 1: £6.20 393In Stock	Mfr. Part No. 979-037-030R121 Mouser Part No 636-979-037-030R121	NorComp	D-Sub Backshells 37P TOP ENT DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	393In Stock	£6.20 £5.41 £5.07 £4.80 View £4.56 £4.30 £4.10 £3.75 £3.64	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	Straight	1 Entry	Zinc	Nickel	37 Position	Bulk
D-Sub Backshells 9P RA DSUB BACKSHELL 981-009-030R121 NorComp 1: £6.25 2,489In Stock 19,450On Order	Mfr. Part No. 981-009-030R121 Mouser Part No 636-981-009-030R121	NorComp	D-Sub Backshells 9P RA DSUB BACKSHELL Learn More about NorComp armor d sub backshells	Datasheet	2,489In Stock 19,450On Order On Order Ship Dates Mfr. No: 981-009-030R121 Stock: 2,489 Can Dispatch Immediately On Order: 4,250 Expected 18/11/2026 9,200 Expected 04/12/2026 6,000 Expected 03/02/2027 Factory Lead Time: 20 Weeks	£6.25 £5.32 £4.98 £4.74 View £4.51 £4.23 £4.18 £3.84 £3.70	Min.: 1 Mult.: 1	Strain Relief Backshell	1 (E)	90 deg	1 Entry	Zinc	Nickel over Copper	9 Position	Bulk
D-Sub Backshells 25P 90D w/ Thmbscrew Die Cast w/ Grommet 981-025-130R121 NorComp 1: £6.00 2,515In Stock 50On Order	Mfr. Part No. 981-025-130R121 Mouser Part No 636-981-025-130R121	NorComp	D-Sub Backshells 25P 90D w/ Thmbscrew Die Cast w/ Grommet Learn More about NorComp armor d sub backshells	Datasheet	2,515In Stock 50On Order	£6.00 £5.42 £4.85 £4.69 View £4.48 £4.31 £4.18 £3.82 £3.75	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	90 deg	1 Entry	Zinc	Nickel over Copper	25 Position	Bulk
D-Sub Backshells 9P Top Entry Pnl Mt Die Cast Backshell 994-009-030R121 NorComp 1: £5.75 918In Stock 3,550On Order	Mfr. Part No. 994-009-030R121 Mouser Part No 636-994-009-030R121	NorComp	D-Sub Backshells 9P Top Entry Pnl Mt Die Cast Backshell Learn More about NorComp armor d sub backshells	Datasheet	918In Stock 3,550On Order On Order Ship Dates Mfr. No: 994-009-030R121 Stock: 918 Can Dispatch Immediately On Order: 1,450 Expected 03/11/2026 2,100 Expected 13/01/2027 Factory Lead Time: 18 Weeks	£5.75 £4.90 £4.58 £4.37 View £4.16 £3.88 £3.71 £3.49 £3.42	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Straight	1 Entry	Zinc Alloy	Nickel over Copper	9 Position	Bulk
D-Sub Backshells 25P Top Entry Pnl Mt Die Cast Backshell 994-025-030R121 NorComp 1: £6.66 377In Stock	Mfr. Part No. 994-025-030R121 Mouser Part No 636-994-025-030R121	NorComp	D-Sub Backshells 25P Top Entry Pnl Mt Die Cast Backshell Learn More about NorComp armor d sub backshells	Datasheet	377In Stock	£6.66 £6.13 £5.50 £5.26 View £5.05 £4.78 £4.25 £4.05	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	Straight	1 Entry	Zinc Alloy	Nickel over Copper	25 Position	Bulk
D-Sub Backshells 25P 45 DEGRE DIECAST NICKEL PLATED NorComp 971-025-030R121 971-025-030R121 NorComp 1: £6.50 967In Stock	Mfr. Part No. 971-025-030R121 Mouser Part No 636-971-025-030R121	NorComp	D-Sub Backshells 25P 45 DEGRE DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	967In Stock	£6.50 £5.71 £5.34 £5.09 View £4.85 £4.48 £4.32 £4.00	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	45 deg	1 Entry	Zinc	Nickel over Copper	25 Position	Bulk
D-Sub Backshells 25P 180/30D Qk Lock Metalized Plastic 955-025-020R121 NorComp 1: £10.77 52In Stock	Mfr. Part No. 955-025-020R121 Mouser Part No 636-955-025-020R121	NorComp	D-Sub Backshells 25P 180/30D Qk Lock Metalized Plastic Learn More about NorComp armor d sub backshells	Datasheet	52In Stock	£10.77 £9.16 £8.58 £8.18 View £7.78 £7.20 £6.95 £6.62	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	Variable Entries	2 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	25 Position	Bulk
D-Sub Backshells D-Sub Backshell 15 / 26 HD Position 45 Dual Entry 959-015-030R121 NorComp 1: £8.73 2In Stock 300Expected 02/11/2026	Mfr. Part No. 959-015-030R121 Mouser Part No 636-959-015-030R121	NorComp	D-Sub Backshells D-Sub Backshell 15 / 26 HD Position 45 Dual Entry Learn More about NorComp armor d sub backshells	Datasheet	2In Stock 300Expected 02/11/2026	£8.73 £7.65 £7.17 £6.84 View £6.50 £6.43 £5.88	Min.: 1 Mult.: 1	Two Piece Backshell	2 (A)	45 deg	2 Entry	Zinc Alloy	Nickel	15 Position
D-Sub Backshells 9P 40 deg entry plastic shell black 974-009-010R011 NorComp 1: £3.79 207In Stock	Mfr. Part No. 974-009-010R011 Mouser Part No 636-974-009-010R011	NorComp	D-Sub Backshells 9P 40 deg entry plastic shell black Learn More about NorComp armor d sub backshells	Datasheet	207In Stock	£3.79 £3.23 £3.03 £2.88 View £2.73 £2.53 £2.44 £2.33 £2.17	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Side Entry	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		9 Position	Bulk
D-Sub Backshells 9P Top entry grommet PLASTIC SHELL GRAY 979-009-010R031 NorComp 1: £1.52 306In Stock	Mfr. Part No. 979-009-010R031 Mouser Part No 636-979-009-010R031	NorComp	D-Sub Backshells 9P Top entry grommet PLASTIC SHELL GRAY Learn More about NorComp armor d sub backshells	Datasheet	306In Stock	£1.52 £1.27 £1.20 £1.14 View £1.07 £1.02 £0.96 £0.882 £0.863	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		9 Position	Bulk
D-Sub Backshells 25P Tp entry grommet PLASTIC SHELL GRAY 979-025-010R031 NorComp 1: £1.80 29In Stock 50On Order	Mfr. Part No. 979-025-010R031 Mouser Part No 636-979-025-010R031	NorComp	D-Sub Backshells 25P Tp entry grommet PLASTIC SHELL GRAY Learn More about NorComp armor d sub backshells	Datasheet	29In Stock 50On Order	£1.80 £1.57 £1.27 £1.21 View £1.14 £1.09 £1.03 £0.969 £0.943	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		25 Position	Bulk
D-Sub Backshells 50P Tp entry grommet plastic shell black 979-050-010R031 NorComp 1: £3.15 87In Stock	Mfr. Part No. 979-050-010R031 Mouser Part No 636-979-050-010R031	NorComp	D-Sub Backshells 50P Tp entry grommet plastic shell black Learn More about NorComp armor d sub backshells	Datasheet	87In Stock	£3.15 £2.51 £2.38 £2.13 View £2.03 £1.92 £1.80 £1.76	Min.: 1 Mult.: 1	Two Piece Backshell	5 (D)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		25 Position	Bulk

ARMOR Ruggedized Backshell Systems

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