The Sleeve,seal,coupler, cataloged under National Stock Number 5330-01-342-7037, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Hi-Shear Corporation (CAGE 73197); West Coast Aerospace, Inc. (CAGE 60516) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-342-7037 |
| Primary Part Number | BN517-524-1 |
| Item Name | Sleeve,seal,coupler |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| BN517-524-1 PRIMARY | Hi-Shear Corporation (USA) |
| VALA4-524-1 PRIMARY | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5-4-4929 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5330-01-342-7037 is a Sleeve,seal,coupler, manufactured by Hi-Shear Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-342-7037 has 2 manufacturer part numbers on file: BN517-524-1 (Hi-Shear Corporation), VALA4-524-1 (West Coast Aerospace, Inc.).
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.