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 DIE CAST BACKSHELL MULT ENTRY 975M025-030R121 NorComp 1: £18.61 184In Stock	Mfr. Part No. 975M025-030R121 Mouser Part No 636-975M025-030R121	NorComp	D-Sub Backshells 25P DIE CAST BACKSHELL MULT ENTRY Learn More about NorComp armor d sub backshells	Datasheet	184In Stock	£18.61 £16.60 £15.80 £14.75 View £14.45 £14.07 £13.88 Quote	Min.: 1 Mult.: 1	Standard EMI Backshell	3 (B)	Straight	3 Entry	Zinc	Zinc	25 Position
D-Sub Backshells 37P 180/30D Qk Lock Die Cast 955-037-030R121 NorComp 1: £33.72 101In Stock	Mfr. Part No. 955-037-030R121 Mouser Part No 636-955-037-030R121	NorComp	D-Sub Backshells 37P 180/30D Qk Lock Die Cast Learn More about NorComp armor d sub backshells	Datasheet	101In Stock	£33.72 £28.66 £27.34 £26.25 Quote Quote	Min.: 1 Mult.: 1	Two Piece Backshell	4 (C)	Variable Entries	3 Entry	Zinc Alloy	Nickel over Copper	37 Position	Bulk
D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions 180 Entry 977-025-020R121 NorComp 1: £1.65 4,859In Stock	Mfr. Part No. 977-025-020R121 Mouser Part No 636-977-025-020R121	NorComp	D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions 180 Entry Learn More about NorComp armor d sub backshells	Datasheet	4,859In Stock	£1.65 £1.34 £1.18 £1.15 View £1.09 £1.04 £0.995 £0.943 £0.908	Min.: 1 Mult.: 1	Two Piece Backshell	3 (B)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	25 Position
D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions Right Angle 981-025-030R121 NorComp 1: £7.05 545In Stock	Mfr. Part No. 981-025-030R121 Mouser Part No 636-981-025-030R121	NorComp	D-Sub Backshells D-Sub Backshell 25 / 44 HD Positions Right Angle Learn More about NorComp armor d sub backshells	Datasheet	545In Stock	£7.05 £6.00 £5.54 £5.34 View £5.09 £4.76 £4.64 £4.33 Quote	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	90 deg	1 Entry	Zinc	Nickel over Copper	25 Position	Tray
D-Sub Backshells 15P 180/30D Qk Lock Black Plastic 955-015-010R011 NorComp 1: £6.75 Non-Stocked Lead-Time 3 Weeks	Mfr. Part No. 955-015-010R011 Mouser Part No 636-955-015-010R011	NorComp	D-Sub Backshells 15P 180/30D Qk Lock Black Plastic Learn More about NorComp armor d sub backshells	Datasheet	Non-Stocked Lead-Time 3 Weeks	£6.75 £6.08 £5.73 £5.58 View £4.55 £4.54 £4.42 £4.29	Min.: 1 Mult.: 1	Strain Relief Backshell	2 (A)	Variable Entries	2 Entry	Acrylonitrile Butadiene Styrene (ABS)		15 Position	Bulk
D-Sub Backshells 25P 35D Strain Rlf Die Cast Nickel 953-025-030R121 NorComp 1: £8.06 15In Stock 100Expected 11/12/2026	Mfr. Part No. 953-025-030R121 Mouser Part No 636-953-025-030R121	NorComp	D-Sub Backshells 25P 35D Strain Rlf Die Cast Nickel Learn More about NorComp armor d sub backshells	Datasheet	15In Stock 100Expected 11/12/2026	£8.06 £7.25 £6.98 £6.08 View £5.34 £5.26	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	37.5 deg	1 Entry	Zinc	Nickel	25 Position	Bulk
D-Sub Backshells 25P 180/30D Qk Lock Black Plastic 955-025-010R011 NorComp 1: £6.85 101In Stock	Mfr. Part No. 955-025-010R011 Mouser Part No 636-955-025-010R011	NorComp	D-Sub Backshells 25P 180/30D Qk Lock Black Plastic Learn More about NorComp armor d sub backshells	Datasheet	101In Stock	£6.85 £6.17 £5.81 £5.67 View £5.51 £4.61 £4.48 £4.36	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	Variable Entries	2 Entry	Acrylonitrile Butadiene Styrene (ABS)		25 Position	Bulk
D-Sub Backshells 9P 180/30D Qk Lock Die Cast 955-009-030R121 NorComp 1: £23.05 5In Stock 100Expected 25/12/2026	Mfr. Part No. 955-009-030R121 Mouser Part No 636-955-009-030R121	NorComp	D-Sub Backshells 9P 180/30D Qk Lock Die Cast Learn More about NorComp armor d sub backshells	Datasheet	5In Stock 100Expected 25/12/2026	£23.05 £18.95 £17.77 £16.92 View £16.10 £14.90 £14.42	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Variable Entries	3 Entry	Zinc Alloy	Nickel over Copper	9 Position	Bulk
D-Sub Backshells 15P DIE CAST BACKSHELL MULT ENTRY 975M015-030R121 NorComp 1: £15.58 353On Order	Mfr. Part No. 975M015-030R121 Mouser Part No 636-975M015-030R121	NorComp	D-Sub Backshells 15P DIE CAST BACKSHELL MULT ENTRY Learn More about NorComp armor d sub backshells	Datasheet	353On Order On Order Ship Dates Mfr. No: 975M015-030R121 Stock: 0 On Order: 153 Expected 04/12/2026 200 Expected 18/12/2026 Factory Lead Time: 20 Weeks	£15.58 £13.51 £12.81 £12.61 View £11.55 £10.62 £10.50 £10.36	Min.: 1 Mult.: 1	Standard EMI Backshell	2 (A)	Straight	3 Entry	Zinc	Zinc	15 Position
D-Sub Backshells 37P DIE CAST BACKSHELL MULT ENTRY 975M037-030R121 NorComp 1: £22.83 36In Stock	Mfr. Part No. 975M037-030R121 Mouser Part No 636-975M037-030R121	NorComp	D-Sub Backshells 37P DIE CAST BACKSHELL MULT ENTRY Learn More about NorComp armor d sub backshells	Datasheet	36In Stock	£22.83 £19.40 £18.18 £16.58 View £16.33 £15.91 £15.67 Quote	Min.: 1 Mult.: 1	Standard EMI Backshell	4 (C)	Straight	3 Entry	Zinc	Zinc	37 Position
D-Sub Backshells 15P 35D Strain Rlf Die Cast Nickel 953-015-030R121 NorComp 1: £7.30 189In Stock	Mfr. Part No. 953-015-030R121 Mouser Part No 636-953-015-030R121	NorComp	D-Sub Backshells 15P 35D Strain Rlf Die Cast Nickel Learn More about NorComp armor d sub backshells	Datasheet	189In Stock	£7.30 £6.53 £6.00 £5.88 View £5.42 £5.00 £4.82 £4.59	Min.: 1 Mult.: 1	Strain Relief Backshell	2 (A)	37.5 deg	1 Entry	Zinc	Nickel	15 Position	Bulk
D-Sub Backshells 37P 40 deg entry metalized plas shell 974-037-020R121 NorComp 1: £9.45 124In Stock	Mfr. Part No. 974-037-020R121 Mouser Part No 636-974-037-020R121	NorComp	D-Sub Backshells 37P 40 deg entry metalized plas shell Learn More about NorComp armor d sub backshells	Datasheet	124In Stock	£9.45 £8.04 £7.53 £7.01 View £6.73 £6.32 £6.09 £5.81	Min.: 1 Mult.: 1	Two Piece Backshell	4 (C)	Side Entry	1 Entry	Acrylonitrile Butadiene Styrene (ABS)	Nickel over Copper	37 Position	Bulk
D-Sub Backshells 25P w/ Strain Relief Die Cast Nickel 952-025-030R121 NorComp 1: £7.62 2,956In Stock 100Expected 26/10/2026	Mfr. Part No. 952-025-030R121 Mouser Part No 636-952-025-030R121	NorComp	D-Sub Backshells 25P w/ Strain Relief Die Cast Nickel Learn More about NorComp armor d sub backshells	Datasheet	2,956In Stock 100Expected 26/10/2026	£7.62 £6.86 £6.46 £6.30 View £6.13 £5.46 £5.13 £4.70	Min.: 1 Mult.: 1	Strain Relief Backshell	3 (B)	Straight	1 Entry	Copper	Nickel	25 Position	Bulk
D-Sub Backshells 9P TOP ENTRY DIECAST NICKEL PLATED 970-009-030R121 NorComp 1: £5.64 6,746In Stock	Mfr. Part No. 970-009-030R121 Mouser Part No 636-970-009-030R121	NorComp	D-Sub Backshells 9P TOP ENTRY DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	6,746In Stock	£5.64 £4.85 £4.54 £4.32 View £4.11 £3.82 £3.71 £3.40 £3.35	Min.: 1 Mult.: 1	Strain Relief Backshell	1 (E)	Straight	1 Entry	Zinc	Nickel over Copper	9 Position	Bulk
D-Sub Backshells 15P TOP ENTRYDIECAST NICKEL PLATED 970-015-030R121 NorComp 1: £6.33 3,380In Stock 7,600On Order	Mfr. Part No. 970-015-030R121 Mouser Part No 636-970-015-030R121	NorComp	D-Sub Backshells 15P TOP ENTRYDIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	3,380In Stock 7,600On Order On Order Ship Dates Mfr. No: 970-015-030R121 Stock: 3,380 Can Dispatch Immediately On Order: 3,400 Expected 01/01/2027 4,200 Expected 12/02/2027 Factory Lead Time: 19 Weeks	£6.33 £5.39 £5.05 £4.80 View £4.57 £4.23 £4.08 £4.00	Min.: 1 Mult.: 1	Strain Relief Backshell	2 (A)	Straight	1 Entry	Zinc	Nickel over Copper	15 Position	Bulk
D-Sub Backshells D-Sub Backshell 9 / 15 HD Positions Right Angle 981-009-130R121 NorComp 1: £5.07 8,739In Stock 1,550On Order	Mfr. Part No. 981-009-130R121 Mouser Part No 636-981-009-130R121	NorComp	D-Sub Backshells D-Sub Backshell 9 / 15 HD Positions Right Angle Learn More about NorComp armor d sub backshells	Datasheet	8,739In Stock 1,550On Order On Order Ship Dates Mfr. No: 981-009-130R121 Stock: 8,739 Can Dispatch Immediately On Order: 200 Pending 1,350 Expected 02/11/2026 Factory Lead Time: 16 Weeks	£5.07 £4.57 £4.05 £3.93 View £3.75 £3.47 £3.43 £3.40	Min.: 1 Mult.: 1	Strain Relief Backshell	1 (E)	90 deg	1 Entry	Zinc	Nickel over Copper	9 Position	Bulk
D-Sub Backshells D-Sub Backshell 15 / 26 HD Position Right Angle 981-015-130R121 NorComp 1: £5.66 4,704In Stock	Mfr. Part No. 981-015-130R121 Mouser Part No 636-981-015-130R121	NorComp	D-Sub Backshells D-Sub Backshell 15 / 26 HD Position Right Angle Learn More about NorComp armor d sub backshells	Datasheet	4,704In Stock	£5.66 £5.09 £4.59 £4.44 View £4.32 £4.05 £3.77	Min.: 1 Mult.: 1	Two Piece Backshell	2 (A)	90 deg	1 Entry	Zinc	Nickel over Copper	15 Position	Bulk
D-Sub Backshells 15P 180/30D Qk Lock Die Cast 955-015-030R121 NorComp 1: £23.35 123In Stock	Mfr. Part No. 955-015-030R121 Mouser Part No 636-955-015-030R121	NorComp	D-Sub Backshells 15P 180/30D Qk Lock Die Cast Learn More about NorComp armor d sub backshells	Datasheet	123In Stock	£23.35 £19.84 £18.60 £17.75 View £16.91 £15.64	Min.: 1 Mult.: 1	Two Piece Backshell	2 (A)	Variable Entries	3 Entry	Zinc Alloy	Nickel over Copper	15 Position	Bulk
D-Sub Backshells 37P 45 DEGRE DIECAST NICKEL PLATED 971-037-030R121 NorComp 1: £9.71 402In Stock 400Expected 30/10/2026	Mfr. Part No. 971-037-030R121 Mouser Part No 636-971-037-030R121	NorComp	D-Sub Backshells 37P 45 DEGRE DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	402In Stock 400Expected 30/10/2026	£9.71 £8.43 £7.91 £7.53 View £7.16 £6.63 £6.34 £6.14	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	45 deg	1 Entry	Zinc	Nickel over Copper	37 Position	Bulk
D-Sub Backshells D-Sub Backshell 9 / 15 HD Positions 180 Entry 977-009-010R031 NorComp 1: £0.736 11,109In Stock	Mfr. Part No. 977-009-010R031 Mouser Part No 636-977-009-010R031	NorComp	D-Sub Backshells D-Sub Backshell 9 / 15 HD Positions 180 Entry Learn More about NorComp armor d sub backshells	Datasheet	11,109In Stock	£0.736 £0.61 £0.581 £0.553 View £0.518 £0.486 £0.452 £0.431 £0.421	Min.: 1 Mult.: 1	Two Piece Backshell	1 (E)	Straight	1 Entry	Acrylonitrile Butadiene Styrene (ABS)		9 Position	Bulk
D-Sub Backshells 9P TOP ENTRY DIECAST NICKEL PLATED 979-009-030R121 NorComp 1: £3.08 5,189In Stock 1,050On Order	Mfr. Part No. 979-009-030R121 Mouser Part No 636-979-009-030R121	NorComp	D-Sub Backshells 9P TOP ENTRY DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	5,189In Stock 1,050On Order On Order Ship Dates Mfr. No: 979-009-030R121 Stock: 5,189 Can Dispatch Immediately On Order: 343 Expected 20/10/2026 707 Expected 02/11/2026 Factory Lead Time: 9 Weeks	£3.08 £2.46 £2.33 £2.23 View £2.09 £1.99 £1.88 £1.76 £1.72	Min.: 1 Mult.: 1	Strain Relief Backshell	1 (E)	Straight	1 Entry	Zinc	Nickel over Copper	9 Position	Bulk
D-Sub Backshells 50P TOP ENT DIECAST NICKEL PLATED 979-050-030R121 NorComp 1: £6.72 636In Stock 550On Order	Mfr. Part No. 979-050-030R121 Mouser Part No 636-979-050-030R121	NorComp	D-Sub Backshells 50P TOP ENT DIECAST NICKEL PLATED Learn More about NorComp armor d sub backshells	Datasheet	636In Stock 550On Order On Order Ship Dates Mfr. No: 979-050-030R121 Stock: 636 Can Dispatch Immediately On Order: 300 Pending 250 Expected 02/11/2026 Factory Lead Time: 6 Weeks	£6.72 £6.21 £5.82 £5.68 View £5.43 £5.08 £4.90 £4.77 Quote	Min.: 1 Mult.: 1	Strain Relief Backshell	5 (D)	Straight	1 Entry	Zinc	Nickel over Copper	50 Position	Bulk
D-Sub Backshells 180 Deg Straight Top Entry D-Sub Backshell 952-009-030R121 NorComp 1: £8.50 1,790In Stock 2,000Expected 13/01/2027	Mfr. Part No. 952-009-030R121 Mouser Part No 636-952-009-030R121	NorComp	D-Sub Backshells 180 Deg Straight Top Entry D-Sub Backshell Learn More about NorComp armor d sub backshells	Datasheet	1,790In Stock 2,000Expected 13/01/2027	£8.50 £7.43 £6.97 £6.63 View £6.31 £5.84 £5.70	Min.: 1 Mult.: 1	Strain Relief Backshell	1	Straight	1 Entry	Zinc	Nickel	9 Position	Bulk
D-Sub Backshells 15P w/ Strain Relief Die Cast Nickel 952-015-030R121 NorComp 1: £7.60 940In Stock 1,700On Order	Mfr. Part No. 952-015-030R121 Mouser Part No 636-952-015-030R121	NorComp	D-Sub Backshells 15P w/ Strain Relief Die Cast Nickel Learn More about NorComp armor d sub backshells	Datasheet	940In Stock 1,700On Order On Order Ship Dates Mfr. No: 952-015-030R121 Stock: 940 Can Dispatch Immediately On Order: 700 Pending 1,000 Expected 23/10/2026 Factory Lead Time: 16 Weeks	£7.60 £6.52 £6.12 £5.82 View £5.54 £5.12 £4.95 £4.67	Min.: 1 Mult.: 1	Strain Relief Backshell	2 (A)	Straight	1 Entry	Copper	Nickel	15 Position	Bulk
D-Sub Backshells 37P w/ Strain Relief Die Cast Nickel 952-037-030R121 NorComp 1: £10.71 487In Stock	Mfr. Part No. 952-037-030R121 Mouser Part No 636-952-037-030R121	NorComp	D-Sub Backshells 37P w/ Strain Relief Die Cast Nickel Learn More about NorComp armor d sub backshells	Datasheet	487In Stock	£10.71 £9.11 £8.54 £8.13 View £7.73 £7.16 £7.11	Min.: 1 Mult.: 1	Strain Relief Backshell	4 (C)	Straight	1 Entry	Copper	Nickel	37 Position	Bulk

ARMOR Ruggedized Backshell Systems

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