The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-446-7389, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-446-7389 |
| Primary Part Number | 122-5005090 P/N 6 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Thread Length | 0.500 INCHES NOMINAL RIGHT EXTERNAL IN |
| Material Document and Classification | QQ-B-750 COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND RIGHT EXTERNAL |
| Nominal Thread Size | 0.3125 INCHES RIGHT EXTERNAL IN |
| Cross-Sectional Shape | ROUND |
| Thread Class | 2A RIGHT EXTERNAL A |
| Material | COPPER ALLOY 510 OVERALL |
| Thread Series Designator | UNF RIGHT EXTERNAL |
| 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 |
|---|---|
| 122-5005090 P/N 6 PRIMARY | Naval Sea Systems Command (USA) |
| 122-5005090 P/N 6 | Bright Lights Usa, Inc Dba Blusa Defense Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 122-5008312 P/N 2 | 5/9 Secondary reference Naval Sea Systems Command |
| 5005090-6 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5340-01-446-7389 is a Standoff,threaded,spacing, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-446-7389 has 2 manufacturer part numbers on file: 122-5005090 P/N 6 (Naval Sea Systems Command), 122-5005090 P/N 6 (Bright Lights Usa, Inc Dba Blusa Defense Manufacturing).
Key specifications for 122-5005090 P/N 6: Thread Length: 0.500 INCHES NOMINAL RIGHT EXTERNAL IN; Material Document and Classification: QQ-B-750 COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND RIGHT EXTERNAL; Nominal Thread Size: 0.3125 INCHES RIGHT EXTERNAL IN. 8 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.