The Clamp,synchro, cataloged under National Stock Number 5340-01-393-4189, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mandex, Inc. Div Communications and Electronic Systems. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-393-4189 |
| Primary Part Number | 226320600-2019 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mandex, Inc. Div Communications and Electronic Systems |
| Status | ACTIVE |
| Shank Diameter | 0.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-A-8625, TY 2, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | QQ-A-250/8, T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Effective Height | 0.220 INCHES NOMINAL IN |
| Height | 0.350 INCHES NOMINAL IN |
| Distance From Hole Center to End | 0.490 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY 6061 |
| Hole Diameter | 0.178 INCHES MINIMUM AND 0.185 INCHES MAXIMUM 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 |
|---|---|
| 226320600-2019 PRIMARY | Mandex, Inc. Div Communications and Electronic Systems (USA) |
| Reference | Meaning |
|---|---|
| 226320600-2019 | 5/9 Secondary reference Rjo Enterprises Inc |
NSN 5340-01-393-4189 is a Clamp,synchro, manufactured by Mandex, Inc. Div Communications and Electronic Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-393-4189 has 1 manufacturer part number on file: 226320600-2019 (Mandex, Inc. Div Communications and Electronic Systems).
Key specifications for 226320600-2019: Shank Diameter: 0.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625, TY 2, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: QQ-A-250/8, T6 FED SPEC SINGLE MATERIAL RESPONSE; Effective Height: 0.220 INCHES NOMINAL IN. 9 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.