The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-407-4805, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Modern Machine Works, Inc. Dba Modern Machine Works. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-407-4805 |
| Primary Part Number | 755002A7661-1 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Modern Machine Works, Inc. Dba Modern Machine Works |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Length | 0.620 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Length | 0.260 INCHES NOMINAL RIGHT EXTERNAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Nominal Thread Size | 0.112 INCHES RIGHT EXTERNAL IN |
| Nominal Thread Size | 0.112 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Cross-Sectional Shape | HEXAGON |
| Material | STEEL OVERALL |
| Right Projection Diameter | 0.112 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL |
| Right Projection Length | 0.260 INCHES NOMINAL 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 |
|---|---|
| 755002A7661-1 PRIMARY | Modern Machine Works, Inc. Dba Modern Machine Works (USA) |
| Reference | Meaning |
|---|---|
| 755002A7661-1 | 5/9 Secondary reference Birtcher Corp the Precise Div |
| 755002A7661-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-01-407-4805 is a Standoff,threaded,spacing, manufactured by Modern Machine Works, Inc. Dba Modern Machine Works, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-407-4805 has 1 manufacturer part number on file: 755002A7661-1 (Modern Machine Works, Inc. Dba Modern Machine Works).
Key specifications for 755002A7661-1: Width Across Flats: 0.250 INCHES NOMINAL IN; Length: 0.620 INCHES NOMINAL IN; Thread Length: 0.500 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN; Thread Length: 0.260 INCHES NOMINAL RIGHT EXTERNAL IN. 15 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.