The Chain Assembly,single Leg, cataloged under National Stock Number 4010-01-056-7310, is classified within Federal Supply Class 4010 (Chain and Wire Rope) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Alvord-Polk, Inc Dba Ampm Div Aircraft Missile Parts Manufacturing. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4010-01-056-7310 |
| Primary Part Number | NAS1201B6A22A |
| Item Name | Chain Assembly,single Leg |
| FSC / FSG | 4010 / 40 — Chain and Wire Rope |
| Manufacturer | Alvord-Polk, Inc Dba Ampm Div Aircraft Missile Parts Manufacturing |
| Status | ACTIVE |
| Attachment Style | BEAD CHAIN TERMINAL ATTACHMENT SECOND END |
| Attachment Style | BEAD CHAIN TERMINAL ATTACHMENT FIRST END |
| Style Designator | BEAD |
| Diameter | 0.125 INCHES NOMINAL BEAD IN |
| Specification/standard Data | 80205-NAS1201 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Quantity Per Unit of Measure | 72 PER FOOT |
| Surface Treatment | CHROMIUM CHAIN |
| Surface Treatment | CHROMIUM ALL ATTACHMENTS |
| Material | COPPER ALLOY ALL ATTACHMENTS |
| Material | COPPER ALLOY CHAIN |
| Fabrication Method | CAST OR COLD DRAWN OR FORGED OR FORMED |
| Breaking Strength | 8.000 HARNESS GROUP 2 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| NAS1201B6A22A PRIMARY | Alvord-Polk, Inc Dba Ampm Div Aircraft Missile Parts Manufacturing (USA) |
| NAS1201B6A22A | Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc (USA) |
| NAS1201B6A22A PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| NAS1201B6A22A | Nor-Cal Supply Co (USA) |
| NAS1201B6A22A PRIMARY | Bead Industries Inc Div Bead Electronics (USA) |
| Reference | Meaning |
|---|---|
| NAS1201B6A22A | 5/9 Secondary reference F and C Sales Inc |
| RR-C-271 | 4/1 Identification reference U.S. Government activity |
| NAS1201B6A22A | 3/2 Design control — primary reference U.S. Government activity |
| NAS1201B6A22A | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
NSN 4010-01-056-7310 is a Chain Assembly,single Leg, manufactured by Alvord-Polk, Inc Dba Ampm Div Aircraft Missile Parts Manufacturing, classified under FSC 4010, Chain and Wire Rope. Status: active.
NSN 4010-01-056-7310 has 5 manufacturer part numbers on file: NAS1201B6A22A (Alvord-Polk, Inc Dba Ampm Div Aircraft Missile Parts Manufacturing), NAS1201B6A22A (Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc), NAS1201B6A22A (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), NAS1201B6A22A (Nor-Cal Supply Co), NAS1201B6A22A (Bead Industries Inc Div Bead Electronics).
Key specifications for NAS1201B6A22A: Attachment Style: BEAD CHAIN TERMINAL ATTACHMENT SECOND END; Attachment Style: BEAD CHAIN TERMINAL ATTACHMENT FIRST END; Style Designator: BEAD; Diameter: 0.125 INCHES NOMINAL BEAD IN. 13 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.