The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-457-6908, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Crane Electronics, Inc.. Government technical data includes 22 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.
| Parameter | Value |
|---|---|
| NSN | 5340-01-457-6908 |
| Primary Part Number | NA0221-025UH008 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Crane Electronics, Inc. |
| Status | ACTIVE |
| Width Across Flats | 4.5 MILLIMETERS NOMINAL MM |
| Thread Tolerance Class | 4H6H INTERNAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Tolerance Class | 4H6H INTERNAL RIGHT INTERNAL |
| Length | 7.17 MILLIMETERS MINIMUM AND 8.13 MILLIMETERS MAXIMUM MM |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF |
| Thread Pitch in Millimeters | 0.45 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Pitch in Millimeters | 0.45 RIGHT INTERNAL |
| Thread Length | 4.8 MILLIMETERS NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) MM |
| Thread Length | 4.8 MILLIMETERS NOMINAL RIGHT INTERNAL MM |
| Style Designator | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| Material Document and Classification | QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/3 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Nominal Thread Size | 2.5 MILLIMETERS LEFT INTERNAL (INCLUDES THRU THREAD) MM |
| Nominal Thread Size | 2.5 MILLIMETERS RIGHT INTERNAL MM |
| Cross-Sectional Shape | HEXAGON |
| Surface Treatment | ANODIZE STANDOFF |
| Thread Class | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Class | 2B RIGHT INTERNAL |
| Material | ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2011 STANDOFF |
| Thread Series Designator | MJ LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | MJ 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 |
| Part Number | Manufacturer |
|---|---|
| NA0221-025UH008 PRIMARY | Crane Electronics, Inc. (USA) |
NSN 5340-01-457-6908 is a Standoff,threaded,spacing, manufactured by Crane Electronics, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-457-6908 has 1 manufacturer part number on file: NA0221-025UH008 (Crane Electronics, Inc.).
Key specifications for NA0221-025UH008: Width Across Flats: 4.5 MILLIMETERS NOMINAL MM; Thread Tolerance Class: 4H6H INTERNAL LEFT INTERNAL (INCLUDES THRU THREAD); Thread Tolerance Class: 4H6H INTERNAL RIGHT INTERNAL; Length: 7.17 MILLIMETERS MINIMUM AND 8.13 MILLIMETERS MAXIMUM MM. 22 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.