The Clamp,synchro, cataloged under National Stock Number 5340-01-173-9140, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Arrow Safety Device Co. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-173-9140 |
| Primary Part Number | 25504-001 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Arrow Safety Device Co |
| Status | ACTIVE |
| Furnished Items | LOCKNUT |
| 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 |
NSN 5340-01-173-9140 is a Clamp,synchro, manufactured by Arrow Safety Device Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-173-9140 has 2 manufacturer part numbers on file: 2AE814 (Oshkosh Defense Llc), 25504-001 (Arrow Safety Device Co).
Key specifications for 25504-001: End Item Identification: 2320-01-195-7641 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK); Furnished Items: LOCKNUT. 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.