The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-051-2293, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Penn Engineering & Manufacturing Corp. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-051-2293 |
| Primary Part Number | BSOS-440-36 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Penn Engineering & Manufacturing Corp |
| Status | ACTIVE |
| Length | 0.750 INCHES NOMINAL IN |
| Style Designator | PROJECTION ONE END LEFT INTERNAL THREAD |
| Diameter | 0.250 INCHES NOMINAL IN |
| Cross-Sectional Shape | ROUND |
| 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 |
|---|---|
| MLS461-36 | Meggitt (new Hampshire), Inc (USA) |
| 9541B-A-0440-10 | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| MLP586-1 | Meggitt (new Hampshire), Inc (USA) |
| BSOS-440-36 PRIMARY | Penn Engineering & Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| 9541B-A-0440-10 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
NSN 5340-01-051-2293 is a Standoff,threaded,spacing, manufactured by Penn Engineering & Manufacturing Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-051-2293 has 4 manufacturer part numbers on file: MLS461-36 (Meggitt (new Hampshire), Inc), 9541B-A-0440-10 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), MLP586-1 (Meggitt (new Hampshire), Inc), BSOS-440-36 (Penn Engineering & Manufacturing Corp).
Key specifications for BSOS-440-36: Length: 0.750 INCHES NOMINAL IN; Style Designator: PROJECTION ONE END LEFT INTERNAL THREAD; Diameter: 0.250 INCHES NOMINAL IN; Cross-Sectional Shape: ROUND. 4 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.