The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-497-7002, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is United States Department of Us Army Peo Stri /simulation,training, Instrumentation/. 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 | 5340-01-497-7002 |
| Primary Part Number | 137649 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | United States Department of Us Army Peo Stri /simulation,training, Instrumentation/ |
| Status | ACTIVE |
| Length | 4.000 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Length | 1.000 INCHES MINIMUM RIGHT INTERNAL IN |
| Style Designator | PROJECTION ONE END LEFT AND RIGHT INTERNAL THREADS |
| Material Document and Classification | ASTM B221 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 1.630 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Nominal Thread Size | 0.500 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Nominal Thread Size | 0.250 INCHES RIGHT INTERNAL IN |
| Cross-Sectional Shape | ROUND |
| Surface Treatment | PAINT OVERALL |
| Thread Class | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Class | 2B RIGHT INTERNAL |
| Material | ALUMINUM ALLOY 5083 OR ALUMINUM ALLOY 5086 OR ALUMINUM ALLOY 6061 OVERALL |
| Right Projection Diameter | 0.989 INCHES MINIMUM AND 0.992 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL |
| Right Projection Length | 0.3753 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 |
|---|---|
| 137649 PRIMARY | United States Department of Us Army Peo Stri /simulation,training, Instrumentation/ (USA) |
NSN 5340-01-497-7002 is a Standoff,threaded,spacing, manufactured by United States Department of Us Army Peo Stri /simulation,training, Instrumentation/, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-497-7002 has 1 manufacturer part number on file: 137649 (United States Department of Us Army Peo Stri /simulation,training, Instrumentation/).
Key specifications for 137649: Length: 4.000 INCHES NOMINAL IN; Thread Length: 1.000 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN; Thread Length: 1.000 INCHES MINIMUM RIGHT INTERNAL IN; Style Designator: PROJECTION ONE END LEFT AND RIGHT INTERNAL THREADS. 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.