The Gasket, cataloged under National Stock Number 5330-00-481-2258, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-481-2258 |
| Primary Part Number | 2142686-1 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.031 INCHES NOMINAL IN |
| Hardness Rating | 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | MIL-STD-417 GRADE RS510 MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Corner Bevel Length Along Width | 0.100 INCHES NOMINAL IN |
| Outside Corner Bevel Length Along Length | 0.100 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 1.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Center to Center Distance Between Bolt Holes Along Width | 0.498 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.188 INCHES NOMINAL IN |
| Material | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL |
| Hole Diameter | 0.168 INCHES MINIMUM AND 0.174 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.150 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2142686-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 2142686-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5330-00-481-2258 is a Gasket, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-481-2258 has 1 manufacturer part number on file: 2142686-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 2142686-1: Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN; Hardness Rating: 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL; Style Designator: NON-CIRCULAR; Material Document and Classification: MIL-STD-417 GRADE RS510 MIL STD SINGLE MATERIAL RESPONSE OVERALL. 14 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.