The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-577-4337, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-577-4337 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Length | 0.250 INCHES NOMINAL IN |
| Thread Length | 0.250 INCHES NOMINAL RIGHT INTERNAL IN |
| Style Designator | PROJECTION ONE END W/ RIGHT EXTERNAL THREAD |
| Diameter | 0.250 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Nominal Thread Size | 0.086 INCHES RIGHT INTERNAL IN |
| Cross-Sectional Shape | ROUND |
| Surface Treatment | PASSIVATE STANDOFF |
| Thread Quantity Per Inch | 56 RIGHT INTERNAL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Right Projection Diameter | 0.156 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL |
| Right Projection Length | 0.165 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| NAS1830C04D02 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1830 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5340-01-577-4337 is a Standoff,threaded,spacing, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-577-4337: Length: 0.250 INCHES NOMINAL IN; Thread Length: 0.250 INCHES NOMINAL RIGHT INTERNAL IN; Style Designator: PROJECTION ONE END W/ RIGHT EXTERNAL THREAD; Diameter: 0.250 INCHES NOMINAL IN. 13 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 5340-01-577-4337 has DEMIL Code Q. 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.