The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-561-6946, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-561-6946 |
| Primary Part Number | HS6003AA3-6750 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Length | 0.375 INCHES NOMINAL IN |
| Diameter | 1.250 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNF LEFT INTERNAL (INCLUDES THRU THREAD) |
| 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 |
|---|---|
| HS6003AA3-675- | Click Bond Inc (USA) |
| HS6003AA3-6750 PRIMARY | The Boeing Company (USA) |
NSN 5340-01-561-6946 is a Standoff,threaded,spacing, manufactured by The Boeing Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-561-6946 has 2 manufacturer part numbers on file: HS6003AA3-675- (Click Bond Inc), HS6003AA3-6750 (The Boeing Company).
Key specifications for HS6003AA3-6750: Length: 0.375 INCHES NOMINAL IN; Diameter: 1.250 INCHES NOMINAL IN; Nominal Thread Size: 0.190 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN; Surface Treatment: ANODIZE OVERALL. 7 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.