The Clamp,synchro, cataloged under National Stock Number 5340-01-433-5497, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-433-5497 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Length | 0.625 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541 CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE A |
| Style Designator | SQUARE |
| Material Document and Classification | QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Effective Length | 0.178 INCHES NOMINAL IN |
| Effective Height | 0.110 INCHES NOMINAL IN |
| Height | 0.110 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.375 INCHES NOMINAL IN |
| Width | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 5052 |
| Hole Diameter | 0.123 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.245 INCHES MINIMUM AND 0.255 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 |
| Reference | Meaning |
|---|---|
| 81543-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-433-5497 is a Clamp,synchro, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-433-5497: Length: 0.625 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541 CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE A; Style Designator: SQUARE; Material Document and Classification: QQ-A-250/8 FED SPEC SINGLE MATERIAL RESPONSE. 13 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.