The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-653-4676, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is North American Controls Inc Dba North American Controls Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-653-4676 |
| Primary Part Number | 10978SP |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | North American Controls Inc Dba North American Controls Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 10978SP PRIMARY | North American Controls Inc Dba North American Controls Inc (USA) |
NSN 5340-01-653-4676 is a Retainer,helical Compression Spr, manufactured by North American Controls Inc Dba North American Controls Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-653-4676 has 1 manufacturer part number on file: 10978SP (North American Controls Inc Dba North American Controls Inc).
Key specifications for 10978SP: Part Name Assigned by Controlling Agency: SPRING RETAINER ASSEMBLY; End Item Identification: 2355-01- 641-6691. 0 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.