The Clamp,synchro, cataloged under National Stock Number 5340-01-321-2773, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc Div Space & Airborne 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-321-2773 |
| Primary Part Number | 131608-1 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Length | 2.000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | TT-E-485 FED SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | QQ-A-250/11,TEMPER 6 FED SPEC SINGLE MATERIAL RESPONSE |
| Height | 0.500 INCHES NOMINAL IN |
| Surface Treatment | ENAMEL |
| Width | 1.880 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Furnished Items | LOCKNUT |
| Hole Diameter | 0.312 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 |
|---|---|
| 131608-1 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| Reference | Meaning |
|---|---|
| 26476 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 1316508-1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5340-01-321-2773 is a Clamp,synchro, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-321-2773 has 1 manufacturer part number on file: 131608-1 (L3harris Technologies, Inc Div Space & Airborne Systems).
2 possible matches (shared part number, not a government interchangeability claim): 1075-01-493-9365, 5365-01-650-4317. Verify interchangeability with system specifications before substitution.
Key specifications for 131608-1: Length: 2.000 INCHES NOMINAL IN; Surface Treatment Document and Classification: TT-E-485 FED SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: QQ-A-250/11,TEMPER 6 FED SPEC SINGLE MATERIAL RESPONSE; Height: 0.500 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.