The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-446-2272, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 11 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 | 5340-01-446-2272 |
| Primary Part Number | 123-4403552 PIECE 11 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Length | 1.8750 INCHES NOMINAL IN |
| Thread Length | 0.9375 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Material Document and Classification | QQ-C-930 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF |
| Diameter | 1.6875 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Nominal Thread Size | 1.0000 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Cross-Sectional Shape | ROUND |
| Thread Class | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Quantity Per Inch | 14 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | COPPER STANDOFF |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) 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 |
|---|---|
| 123-4403552 PIECE 11 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
NSN 5340-01-446-2272 is a Standoff,threaded,spacing, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-446-2272 has 1 manufacturer part number on file: 123-4403552 PIECE 11 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 123-4403552 PIECE 11: Length: 1.8750 INCHES NOMINAL IN; Thread Length: 0.9375 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN; Material Document and Classification: QQ-C-930 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF; Diameter: 1.6875 INCHES NOMINAL IN. 11 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.