The Clamp,synchro, cataloged under National Stock Number 5340-01-178-8597, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-178-8597 |
| Primary Part Number | 1860835-1 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Length | 1.344 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE |
| Material Document and Classification | MIL-S-5059,COND A MIL SPEC SINGLE MATERIAL RESPONSE |
| Height | 0.303 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Width | 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN |
| Material | STEEL COMP 302 |
| Furnished Items | LOCKNUT |
| Hole Diameter | 0.177 INCHES MINIMUM AND 0.187 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 |
|---|---|
| 1860835-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| 65A132C102 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5340-01-178-8597 is a Clamp,synchro, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-178-8597 has 1 manufacturer part number on file: 1860835-1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 1860835-1: Length: 1.344 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE; Material Document and Classification: MIL-S-5059,COND A MIL SPEC SINGLE MATERIAL RESPONSE; Height: 0.303 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.