The Clamp,synchro, cataloged under National Stock Number 5340-01-283-6748, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Co ESD Long Island Div. Government technical data includes 10 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 | 5340-01-283-6748 |
| Primary Part Number | 0264134-1 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Raytheon Co ESD Long Island Div |
| Status | ACTIVE |
| Length | 2.690 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-200/8,TEMPER 6510 FED SPEC SINGLE MATERIAL RESPONSE |
| Nominal Thread Size | 0.112 INCHES IN |
| Height | 0.610 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Width | 0.610 INCHES NOMINAL IN |
| Thread Class | 2B |
| Material | ALUMINUM ALLOY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Furnished Items | LOCKNUT |
| 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 |
|---|---|
| 0264134-1 PRIMARY | Raytheon Co ESD Long Island Div (USA) |
NSN 5340-01-283-6748 is a Clamp,synchro, manufactured by Raytheon Co ESD Long Island Div, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-283-6748 has 1 manufacturer part number on file: 0264134-1 (Raytheon Co ESD Long Island Div).
Key specifications for 0264134-1: Length: 2.690 INCHES NOMINAL IN; Material Document and Classification: QQ-A-200/8,TEMPER 6510 FED SPEC SINGLE MATERIAL RESPONSE; Nominal Thread Size: 0.112 INCHES IN; Height: 0.610 INCHES NOMINAL IN. 10 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.