The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-548-4693, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 16 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 | 5340-00-548-4693 |
| Primary Part Number | 729855-1 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Flange Diameter | 0.600 INCHES NOMINAL IN |
| Length | 1.968 INCHES MINIMUM AND 1.978 INCHES MAXIMUM IN |
| Flange Thickness | 1.274 INCHES MINIMUM AND 1.279 INCHES MAXIMUM IN |
| Style Designator | FLANGED WITH LEFT INTERNAL THREAD |
| Material Document and Classification | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF |
| Thread Direction | RIGHT-HAND RIGHT EXTERNAL |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Nominal Thread Size | 0.250 INCHES RIGHT EXTERNAL IN |
| Nominal Thread Size | 0.250 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Class | 3A RIGHT EXTERNAL A |
| Thread Class | 3B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Quantity Per Inch | 28 RIGHT EXTERNAL |
| Thread Quantity Per Inch | 28 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | IRON ALLOY 660 STANDOFF |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) RIGHT EXTERNAL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| 729855-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5340-00-548-4693 is a Standoff,threaded,spacing, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-548-4693 has 1 manufacturer part number on file: 729855-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 729855-1: Flange Diameter: 0.600 INCHES NOMINAL IN; Length: 1.968 INCHES MINIMUM AND 1.978 INCHES MAXIMUM IN; Flange Thickness: 1.274 INCHES MINIMUM AND 1.279 INCHES MAXIMUM IN; Style Designator: FLANGED WITH LEFT INTERNAL THREAD. 16 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.