The Helical,compression, cataloged under National Stock Number 1005-00-501-3691, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 1005-00-501-3691 |
| Primary Part Number | 5013691 |
| Item Name | Helical,compression |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| 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 |
|---|---|
| 5013691 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
| 75F6121 | Giat Industries Centre De Tulle (FRA) |
| 201050014 | Samsun Yurt Sav.san. Ve Tic.a.s. (TUR) |
| A10476 | Fnh Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 5310-501-3691 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 5360PL0947870 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 1005005013691 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 1005-00-501-3691 is a Helical,compression, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-00-501-3691 has 4 manufacturer part numbers on file: 5013691 (Army, United States Department of the Dba Rock Island Arsenal Jmtc), 75F6121 (Giat Industries Centre De Tulle), 201050014 (Samsun Yurt Sav.san. Ve Tic.a.s.), A10476 (Fnh Uk Ltd).
2 possible matches (shared part number, not a government interchangeability claim): 5999-00-942-0117, 4720-01-156-8274. Verify interchangeability with system specifications before substitution.
Key specifications for 5013691: Special Features: MATERIAL IS STEEL;INSIDE DIA 1.281;SPRING FREE OUTSIDE DIA 1.399;HOOK RADIUS 0.234;END LENGTH FROM SECOND BEND TO THIRD BEND OR END 0.293;COIL DIRECTION LH;COIL QUANTITY 1-5/8; Part Name Assigned by Controlling Agency: HELICAL,COMPRESSION,SPRING; End Item Identification: MACHINE GUN,CAL .50 (M2);NSN 1005-00-322-9715. 0 specifications are 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.