The Gasket, cataloged under National Stock Number 5330-01-237-1171, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rexnord Industries Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-237-1171 |
| Primary Part Number | 181142 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rexnord Industries Llc |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.062 INCHES NOMINAL IN |
| Aperture Diameter | 1.375 INCHES NOMINAL IN |
| Material | ASBESTOS AND COPPER OVERALL |
| 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 |
|---|---|
| 181142 PRIMARY | Rexnord Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 505981 PIECE 55 | 5/9 Secondary reference Rexnord Industries Llc |
NSN 5330-01-237-1171 is a Gasket, manufactured by Rexnord Industries Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-237-1171 has 1 manufacturer part number on file: 181142 (Rexnord Industries Llc).
2 possible matches (shared part number, not a government interchangeability claim): 6625-01-416-9314, 6680-01-470-0933. Verify interchangeability with system specifications before substitution.
Key specifications for 181142: Cross-Sectional Thickness: 0.062 INCHES NOMINAL IN; Overall Length: 4.875 INCHES NOMINAL IN; Overall Width: 3.625 INCHES NOMINAL IN; Aperture Diameter: 1.375 INCHES NOMINAL IN. 3 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.