The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-618-8383, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Accurate Screw Machine Corp Div Accurate Screw Machine Corporation. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-618-8383 |
| Primary Part Number | X64934 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Length | 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| Thread Length | 0.210 INCHES NOMINAL RIGHT INTERNAL IN |
| Thread Length | 0.360 INCHES NOMINAL LEFT EXTERNAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Thread Direction | RIGHT-HAND LEFT EXTERNAL |
| Nominal Thread Size | 0.138 INCHES RIGHT INTERNAL IN |
| Nominal Thread Size | 0.138 INCHES LEFT EXTERNAL IN |
| Cross-Sectional Shape | HEXAGON |
| Thread Class | 2A LEFT EXTERNAL A |
| Thread Class | 2B RIGHT INTERNAL |
| Thread Quantity Per Inch | 32 RIGHT INTERNAL |
| Thread Quantity Per Inch | 32 LEFT EXTERNAL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Right Projection Diameter | 0.138 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT EXTERNAL |
| Right Projection Length | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| 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 |
|---|---|
| X64934 PRIMARY | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA) |
NSN 5340-01-618-8383 is a Standoff,threaded,spacing, manufactured by Accurate Screw Machine Corp Div Accurate Screw Machine Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-618-8383 has 1 manufacturer part number on file: X64934 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation).
Key specifications for X64934: Width Across Flats: 0.250 INCHES NOMINAL IN; Length: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN; Thread Length: 0.210 INCHES NOMINAL RIGHT INTERNAL IN; Thread Length: 0.360 INCHES NOMINAL LEFT EXTERNAL IN. 19 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.