The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-013-3137, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 6 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 | 5340-01-013-3137 |
| Primary Part Number | 621-7546-001 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Flange Diameter | 0.250 INCHES NOMINAL IN |
| Length | 0.310 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| Flange Thickness | 0.080 INCHES NOMINAL IN |
| Style Designator | PROJECTION AND FLANGE LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Diameter | 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN |
| Cross-Sectional Shape | ROUND |
| 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 |
|---|---|
| 621-7546-001 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 5340-01-013-3137 is a Standoff,threaded,spacing, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-013-3137 has 1 manufacturer part number on file: 621-7546-001 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 621-7546-001: Flange Diameter: 0.250 INCHES NOMINAL IN; Length: 0.310 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN; Flange Thickness: 0.080 INCHES NOMINAL IN; Style Designator: PROJECTION AND FLANGE LEFT INTERNAL AND RIGHT EXTERNAL THREAD. 6 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.