The Spring,helical,torsion, cataloged under National Stock Number 1005-00-305-0725, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1005-00-305-0725 |
| Primary Part Number | 8412295 |
| Item Name | Spring,helical,torsion |
| FSC / FSG | 1005 / 10 — Guns, Through 30mm |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.537 INCHES NOMINAL IN |
| End Style | STRAIGHT OFFSET FIRST END |
| End Style | OFFSET EYE SECOND END |
| Style Designator | SINGLE TORSION LEFT HAND |
| Spring Free Length | 0.120 INCHES NOMINAL IN |
| Inside Diameter | 0.457 INCHES NOMINAL IN |
| Coil Quantity | 2-1/4 |
| End Length From Coil Axis to First Bend | 0.430 INCHES NOMINAL OVERALL IN |
| Surface Treatment | OXIDE OVERALL |
| Coil Helix Direction | LEFT-HAND |
| Material | STEEL OVERALL |
| End Angular Relationship | ENDS ANGLED ONE TO OTHER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8412295 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| A20148 | Fnh Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 8412295 | 5/9 Secondary reference Springfield Armory |
| 5360PL0946914 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 1005003050725 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 717124440205 | 6/9 Informative reference only Ncb Hungary (honvedsegi Egyseges Termekkod) |
| 5360-305-0725 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 1005-00-305-0725 is a Spring,helical,torsion, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 1005, Guns, Through 30mm. Status: active.
NSN 1005-00-305-0725 has 2 manufacturer part numbers on file: 8412295 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), A20148 (Fnh Uk Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-084-1101. Verify interchangeability with system specifications before substitution.
Key specifications for 8412295: Spring Free Outside Diameter: 0.537 INCHES NOMINAL IN; End Style: STRAIGHT OFFSET FIRST END; End Style: OFFSET EYE SECOND END; Style Designator: SINGLE TORSION LEFT HAND. 12 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.
NSN 1005-00-305-0725 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.