The Chain Assembly,single Leg, cataloged under National Stock Number 4010-00-176-7938, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Onn Phun. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4010-00-176-7938 |
| Primary Part Number | 70-8-74 |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | Onn Phun |
| Status | ACTIVE |
| Attachment Style | GRAB HOOK TERMINAL ATTACHMENT FIRST END |
| Attachment Style | SLIP HOOK TERMINAL ATTACHMENT SECOND END |
| Style Designator | PROOF COIL |
| Material Document and Classification | ASTM A575 ASSN STD ALL MATERIAL RESPONSES ALL ATTACHMENTS |
| Material Document and Classification | ASTM A575 ASSN STD ALL MATERIAL RESPONSES CHAIN |
| Diameter | 0.406 INCHES NOMINAL STOCK IN |
| Safe Operating Load Rating | 1860.000 POUNDS NOMINAL LBS |
| Fabrication Method | CAST OR COLD DRAWN OR FORGED OR FORMED |
| Breaking Strength | ERR-060 |
| End Type | TERMINAL ATTACHMENT BOTH ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4010-00-176-7938 is a Chain Assembly,single Leg, manufactured by Onn Phun, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-00-176-7938 has 2 manufacturer part numbers on file: 70-8-74 (Onn Phun), 70-8-74 (Rancho Chain & Cable, Inc. Dba Rancho Chain & Cable Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5905-01-101-2265, 5331-01-352-7477. Verify interchangeability with system specifications before substitution.
Key specifications for 70-8-74: Attachment Style: GRAB HOOK TERMINAL ATTACHMENT FIRST END; Attachment Style: SLIP HOOK TERMINAL ATTACHMENT SECOND END; Style Designator: PROOF COIL; Material Document and Classification: ASTM A575 ASSN STD ALL MATERIAL RESPONSES ALL ATTACHMENTS. 10 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.