The Clamp,synchro, cataloged under National Stock Number 5340-00-159-2198, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Navsurfwarcen Det Picatinny. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-159-2198 |
| Primary Part Number | BUWEPSDWG454138 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Navsurfwarcen Det Picatinny |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| BUWEPSDWG454138 PRIMARY | Navsurfwarcen Det Picatinny (USA) |
| Reference | Meaning |
|---|---|
| BUWEPSDWG454138 | 5/9 Secondary reference Department of the Navy Naval Surface Warfare Center Crane Detachment |
| 454138 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5340-00-159-2198 is a Clamp,synchro, manufactured by Navsurfwarcen Det Picatinny, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-159-2198 has 1 manufacturer part number on file: BUWEPSDWG454138 (Navsurfwarcen Det Picatinny).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-442-4316. Verify interchangeability with system specifications before substitution.
Key specifications for BUWEPSDWG454138: End Item Identification: 20MM CARRIAGE MK18MOD0 MM. 0 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.
NSN 5340-00-159-2198 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.