The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-493-9645, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5340-01-493-9645 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Length | 0.438 INCHES NOMINAL IN |
| Thread Length | 0.250 INCHES NOMINAL RIGHT EXTERNAL IN |
| Style Designator | PROJECTION ONE END |
| Nominal Thread Size | 6.0 MILLIMETERS RIGHT EXTERNAL MM |
| Cross-Sectional Shape | HEXAGON |
| Thread Class | 2A RIGHT EXTERNAL A |
| Thread Quantity Per Inch | 32 RIGHT EXTERNAL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) 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 |
| Reference | Meaning |
|---|---|
| 99612003 | D/9 Drawing number reference only Moog Inc. Dba Moog Components Group |
| 99612003-02 | 3/9 Design control — primary reference Moog Inc. Dba Moog Components Group |
| 99612003-02 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5340-01-493-9645 is a Standoff,threaded,spacing, classified under FSC 5340, Hardware, Commercial. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-493-9650. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-01-493-9645: Width Across Flats: 0.250 INCHES NOMINAL IN; Length: 0.438 INCHES NOMINAL IN; Thread Length: 0.250 INCHES NOMINAL RIGHT EXTERNAL IN; Style Designator: PROJECTION ONE END. 9 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.