The Harness,retaining, cataloged under National Stock Number 5340-01-656-2287, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Entwistle Company Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-656-2287 |
| Primary Part Number | 0421C40-6150-01 |
| Item Name | Harness,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Adjustment Method | D-RING |
| 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 | EA |
| Part Number | Manufacturer |
|---|---|
| 0421C40-6150-01 PRIMARY | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 0421C40-6150 | D/9 Drawing number reference only The Entwistle Company Llc |
NSN 5340-01-656-2287 is a Harness,retaining, manufactured by The Entwistle Company Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-656-2287 has 1 manufacturer part number on file: 0421C40-6150-01 (The Entwistle Company Llc).
Key specifications for 0421C40-6150-01: Adjustment Method: D-RING; Special Features: 1.0 INCH X 31.0 INCH WITH 7.0 INCH FIXED END WITH RATCHET IN; Part Name Assigned by Controlling Agency: RATCHET STRAP ASSEMBLY. 1 specification is 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.