The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-514-1777, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hardware Specialty Co. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-514-1777 |
| Primary Part Number | 1770-832A9 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hardware Specialty Co |
| Status | ACTIVE |
| Length | 1.682 INCHES MINIMUM AND 1.692 INCHES MAXIMUM IN |
| Thread Length | 0.437 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Length | 0.437 INCHES NOMINAL RIGHT INTERNAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| Material Document and Classification | QQ-A225/3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A225/8 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A225/9 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF |
| Diameter | 0.250 INCHES MINIMUM IN |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Nominal Thread Size | 0.164 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Cross-Sectional Shape | ROUND |
| Surface Treatment | CHROMATE STANDOFF |
| Thread Class | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Class | 2B RIGHT INTERNAL |
| Thread Quantity Per Inch | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | ALUMINUM STANDOFF |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) 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 |
|---|---|
| 1770-832A9 | Hardware Specialty Co (USA) |
| Reference | Meaning |
|---|---|
| 1770-832A9 | 3/9 Design control — primary reference Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc |
NSN 5340-01-514-1777 is a Standoff,threaded,spacing, manufactured by Hardware Specialty Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-514-1777 has 1 manufacturer part number on file: 1770-832A9 (Hardware Specialty Co).
Key specifications for 1770-832A9: Length: 1.682 INCHES MINIMUM AND 1.692 INCHES MAXIMUM IN; Thread Length: 0.437 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN; Thread Length: 0.437 INCHES NOMINAL RIGHT INTERNAL IN; Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS. 17 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.