The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-614-5670, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-614-5670 |
| Primary Part Number | 167-8357286-40 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Length | 4.300 INCHES NOMINAL IN |
| Thread Length | 2.090 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Length | 2.090 INCHES NOMINAL RIGHT INTERNAL IN |
| Style Designator | PROJECTION ONE END LEFT AND RIGHT INTERNAL THREADS |
| Diameter | 1.300 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Thread Direction | LEFT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Nominal Thread Size | 0.750 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Nominal Thread Size | 0.750 INCHES RIGHT INTERNAL IN |
| Width Between Flats | 1.125 INCHES NOMINAL IN |
| Cross-Sectional Shape | ROUND |
| Thread Class | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Class | 2B RIGHT INTERNAL |
| Thread Quantity Per Inch | 16 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Quantity Per Inch | 16 RIGHT INTERNAL |
| Material | NICKEL ALLOY OVERALL |
| Thread Series Designator | UNF LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNF RIGHT INTERNAL |
| Right Projection Length | 0.750 INCHES NOMINAL IN |
| Hole Diameter | 0.780 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 |
|---|---|
| 167-8357286-40 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H541-0285-40 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-614-5670 is a Standoff,threaded,spacing, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-614-5670 has 1 manufacturer part number on file: 167-8357286-40 (Naval Sea Systems Command).
Key specifications for 167-8357286-40: Length: 4.300 INCHES NOMINAL IN; Thread Length: 2.090 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN; Thread Length: 2.090 INCHES NOMINAL RIGHT INTERNAL IN; Style Designator: PROJECTION ONE END LEFT AND RIGHT INTERNAL THREADS. 20 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.