The Chain Assembly,tire, cataloged under National Stock Number 2540-01-222-9731, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is St Pierre Manufacturing Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: SE.
| Parameter | Value |
|---|---|
| NSN | 2540-01-222-9731 |
| Primary Part Number | R9759D 14.9 X 24 |
| Item Name | Chain Assembly,tire |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | St Pierre Manufacturing Corp |
| Status | ACTIVE |
| Usage Design | DUAL TIRE |
| Tire Size Accommodated | 14.9-24 |
| Design Type | TWO SIDE |
| Cross Chain Casehardening Indicator | NOT CASEHARDENED |
| Cross Chain Link Quantity | 15 |
| Cross Chain Type | ANY ACCEPTABLE |
| Side Chain Wire Size | 0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Cross Chain Link Wire Size | 0.344 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Material | STEEL SIDE CHAIN |
| Material | STEEL CROSS CHAIN |
| Cross Chain Spacing | EVERY 4 LINKS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | SE |
| Part Number | Manufacturer |
|---|---|
| R9759D 14.9 X 24 PRIMARY | St Pierre Manufacturing Corp (USA) |
| 7000-542-88 | Laclede Chain Manufacturing Company, Llc Div Laclede Chain Manufacturing Company (USA) |
| Reference | Meaning |
|---|---|
| SL542 | 5/9 Secondary reference Laclede Chain Manufacturing Company, Llc Div Laclede Chain Manufacturing Company |
NSN 2540-01-222-9731 is a Chain Assembly,tire, manufactured by St Pierre Manufacturing Corp, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-222-9731 has 2 manufacturer part numbers on file: R9759D 14.9 X 24 (St Pierre Manufacturing Corp), 7000-542-88 (Laclede Chain Manufacturing Company, Llc Div Laclede Chain Manufacturing Company).
Key specifications for R9759D 14.9 X 24: Usage Design: DUAL TIRE; Tire Size Accommodated: 14.9-24; Design Type: TWO SIDE; Cross Chain Casehardening Indicator: NOT CASEHARDENED. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.