The Chain Assembly,single Leg, cataloged under National Stock Number 4010-00-733-9458, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4010-00-733-9458 |
| Primary Part Number | 7339458 |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Attachment Style | ENLARGED COMMON LINK SECOND INTERMEDIATE ATTACHMENT |
| Attachment Style | ENLARGED COMMON LINK FIRST INTERMEDIATE ATTACHMENT |
| Attachment Style | STRAIGHT TERMINAL ATTACHMENT SECOND END |
| Attachment Style | TRACE HOOK TERMINAL ATTACHMENT FIRST END |
| Style Designator | PROOF COIL |
| Material | STEEL OVERALL |
| Fabrication Method | FORGED |
| End Type | TERMINAL ATTACHMENT TERMINAL ATTACHMENT FIRST END |
| 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 |
|---|---|
| 7339458 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| MT9 | 5/9 Secondary reference Great American Industries Inc |
| 2540007339458 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 30742 | 5/1 Secondary reference U.S. Government activity |
NSN 4010-00-733-9458 is a Chain Assembly,single Leg, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-00-733-9458 has 1 manufacturer part number on file: 7339458 (U S Army Tank Automotive Command Amsta-Im-Mm).
3 possible matches (shared part number, not a government interchangeability claim): 5330-01-299-7498, 5975-01-491-6806, 2540-01-648-9538. Verify interchangeability with system specifications before substitution.
Key specifications for 7339458: Attachment Style: ENLARGED COMMON LINK SECOND INTERMEDIATE ATTACHMENT; Attachment Style: ENLARGED COMMON LINK FIRST INTERMEDIATE ATTACHMENT; Attachment Style: STRAIGHT TERMINAL ATTACHMENT SECOND END; Attachment Style: TRACE HOOK TERMINAL ATTACHMENT FIRST END. 8 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.