The Clamp,synchro, cataloged under National Stock Number 5340-01-424-8673, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Designatronics Incorporated Div Sterling Instruments Div. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-424-8673 |
| Primary Part Number | S3124Y-CS-03 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Designatronics Incorporated Div Sterling Instruments Div |
| Status | ACTIVE |
| Style Designator | ROUND OR ROUND W/ONE FLAT SIDE |
| Outside Diameter | 0.3875 INCHES NOMINAL IN |
| Effective Height | 0.062 INCHES NOMINAL IN |
| Height | 0.112 INCHES NOMINAL IN |
| Material | STEEL COMP 316 |
| Hole Diameter | 0.112 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 |
|---|---|
| S3124Y-CS-03 PRIMARY | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| 12373406 | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
| Reference | Meaning |
|---|---|
| 12373406 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5340-01-424-8673 is a Clamp,synchro, manufactured by Designatronics Incorporated Div Sterling Instruments Div, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-424-8673 has 2 manufacturer part numbers on file: S3124Y-CS-03 (Designatronics Incorporated Div Sterling Instruments Div), 12373406 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service).
Key specifications for S3124Y-CS-03: Style Designator: ROUND OR ROUND W/ONE FLAT SIDE; Outside Diameter: 0.3875 INCHES NOMINAL IN; Effective Height: 0.062 INCHES NOMINAL IN; Height: 0.112 INCHES NOMINAL IN. 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.