The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-549-3938, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Globe Electronic Hardware, Inc.. Government technical data includes 13 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 | 5340-01-549-3938 |
| Primary Part Number | A-4139-1032-15 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Globe Electronic Hardware, Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.375 INCHES NOMINAL IN |
| Length | 3.250 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541 D IRIDITE NO. 14 (GOLD) MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| Nominal Thread Size | 0.190 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Nominal Thread Size | 0.190 INCHES RIGHT INTERNAL IN |
| Cross-Sectional Shape | HEXAGON |
| Surface Treatment | CHROMATE OVERALL |
| Thread Quantity Per Inch | 32 RIGHT INTERNAL |
| Thread Quantity Per Inch | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | ALUMINUM OVERALL |
| Thread Series Designator | UNF LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNF RIGHT INTERNAL |
| 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 |
|---|---|
| A-4139-1032-15 PRIMARY | Globe Electronic Hardware, Inc. (USA) |
NSN 5340-01-549-3938 is a Standoff,threaded,spacing, manufactured by Globe Electronic Hardware, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-549-3938 has 1 manufacturer part number on file: A-4139-1032-15 (Globe Electronic Hardware, Inc.).
Key specifications for A-4139-1032-15: Width Across Flats: 0.375 INCHES NOMINAL IN; Length: 3.250 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541 D IRIDITE NO. 14 (GOLD) MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS. 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.
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.