Nickel Aluminium Jam Nut Seals

TE Connectivity's / Kemtron Nickel Aluminum Jam Nut Seals are o-rings that are designed to shield against Radio Frequency Interference (RFI) or Electromagnetic Interference (EMI). These seals are compression molded and do not require a join like vulcanized-joined o-rings. The nickel aluminum jam nut seals comply with MIL-FTL-38999, MIL-DTL-26482, and MIL-DTL-81511 standards. These seals are used in instruments, avionics, military equipment, medical electronics, and electronic equipment enclosure applications.

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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product Type
Product
Type
Mounting Style
Thickness
Packaging
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 23 & 24 1pk
Datasheet
20In Stock
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 25 1pk
Datasheet
20In Stock
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring SNA 38999 Shell 8 1pk
Datasheet
18In Stock
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 6 1pk
Datasheet
16In Stock
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 19 & 20 1pk
Datasheet
9In Stock
20Expected 11/06/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity EMI Gaskets, Sheets, Absorbers & Shielding O-Ring SNA 38999 Shell 13 & 14 10pk
Datasheet
30On Order
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers Gaskets EMI Jam Nut Seal Adhesive Conductive 1.8 mm Bulk
TE Connectivity EMI Gaskets, Sheets, Absorbers & Shielding O-Ring SNA 38999 Shell 15 & 16 10pk
Datasheet
50On Order
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers Gaskets EMI Jam Nut Seal Adhesive Conductive 1.8 mm Bulk
TE Connectivity EMI Gaskets, Sheets, Absorbers & Shielding O-Ring SNA 38999 Shell 17 & 18 10pk
Datasheet
30Expected 20/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers Gaskets EMI Jam Nut Seal Adhesive Conductive 1.8 mm Bulk
TE Connectivity EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 9 & 10 10pk
Datasheet
20Expected 13/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers Gaskets EMI Jam Nut Seal Adhesive Conductive 1.8 mm Bulk
TE Connectivity EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 13 & 14 10pk
Datasheet
20Expected 13/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers Gaskets EMI Jam Nut Seal Adhesive Conductive 1.8 mm Bulk
TE Connectivity EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 15 & 16 10pk
Datasheet
30Expected 02/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers Gaskets EMI Jam Nut Seal Adhesive Conductive 1.8 mm Bulk
TE Connectivity EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 17 & 18 10pk
Datasheet
30Expected 02/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers Gaskets EMI Jam Nut Seal Adhesive Conductive 1.8 mm Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring SNA 38999 Shell 6 1pk
Datasheet
20Expected 13/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring SNA 38999 Shell 13 & 14 1pk
Datasheet
40Expected 27/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring SNA 38999 Shell 15 & 16 1pk
Datasheet
40Expected 27/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring SNA 38999 Shell 17 & 18 1pk
Datasheet
40Expected 27/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 13 & 14 1pk
Datasheet
40Expected 27/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 15 & 16 1pk
Datasheet
40Expected 27/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk
TE Connectivity / Kemtron EMI Gaskets, Sheets, Absorbers & Shielding O-Ring FNA 38999 Shell 17 & 18 1pk
Datasheet
40Expected 27/04/2026
Min.: 1
Mult.: 1

EMI Gaskets, Sheets & Absorbers EMI Gaskets Jam-Nut Seal Bulk