The Gasket, cataloged under National Stock Number 5330-00-545-1741, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 11 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-545-1741 |
| Primary Part Number | 71997 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.047 INCHES NOMINAL IN |
| Gasket Center to Flat Distance | 1.188 INCHES NOMINAL IN |
| Style Designator | CIRCULAR WITH ONE PERIPHERAL FLAT |
| Material Document and Classification | MIL-S-22499 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR METAL |
| Outside Diameter | 3.375 INCHES NOMINAL IN |
| Aperture Diameter | 2.255 INCHES MINIMUM AND 2.265 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 3 |
| Bolt Circle Diameter | 2.875 INCHES NOMINAL IN |
| Material | COPPER ALLOY 260 OVERALL |
| Hole Diameter | 0.219 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED 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 |
|---|---|
| 71997 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
NSN 5330-00-545-1741 is a Gasket, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-545-1741 has 1 manufacturer part number on file: 71997 (L3harris Technologies, Inc Div Space & Airborne Systems).
3 possible matches (shared part number, not a government interchangeability claim): 5950-01-069-7124, 5330-01-120-5139, 6020-01-709-1363. Verify interchangeability with system specifications before substitution.
Key specifications for 71997: Cross-Sectional Thickness: 0.047 INCHES NOMINAL IN; Gasket Center to Flat Distance: 1.188 INCHES NOMINAL IN; Style Designator: CIRCULAR WITH ONE PERIPHERAL FLAT; Material Document and Classification: MIL-S-22499 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 11 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.