The Spring,follower, cataloged under National Stock Number 5360-01-545-5203, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc. Government technical data includes 1 specification, 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-545-5203 |
| Primary Part Number | 95121 |
| Item Name | Spring,follower |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc |
| Status | ACTIVE |
| General Characteristics Item Description | MUSIC WIRE COMPRESSION SPRING, 3.5 COILS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 95121 PRIMARY | Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc (USA) |
NSN 5360-01-545-5203 is a Spring,follower, manufactured by Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-545-5203 has 1 manufacturer part number on file: 95121 (Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-634-0650. Verify interchangeability with system specifications before substitution.
Key specifications for 95121: General Characteristics Item Description: MUSIC WIRE COMPRESSION SPRING, 3.5 COILS; Overall Length: 5.560 INCHES NOMINAL IN; End Item Identification: USED ON BARRETT M95-SP .50 CALIBER RIFLE. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.