The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-566-2525, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Penn Engineering & Manufacturing Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-566-2525 |
| Primary Part Number | BS0S-M3-10 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Penn Engineering & Manufacturing Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| CFBSOS-M3-10 | Captive Fasteners Corp (USA) |
| BS0S-M3-10 PRIMARY | Penn Engineering & Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| 93006A1160 | 7/2 Vendor item drawing reference Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service |
NSN 5340-01-566-2525 is a Standoff,threaded,spacing, manufactured by Penn Engineering & Manufacturing Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-566-2525 has 2 manufacturer part numbers on file: CFBSOS-M3-10 (Captive Fasteners Corp), BS0S-M3-10 (Penn Engineering & Manufacturing Corp).
Key specifications for BS0S-M3-10: Part Name Assigned by Controlling Agency: STANDOFF,THR; End Item Identification: 6625-01-565-9249; AN/USM657B(V)2; 6625-01-568-5523; VIPER-T (V2); 6625-01-567-8650; VIPER-T (V3); TESTER LOGISTICS OPERATIONS CENTER. 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.
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.