The Clamp,synchro, cataloged under National Stock Number 5340-00-925-4146, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Deutschland Ltd & Co Kg. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-925-4146 |
| Primary Part Number | 1-140-144-02 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rolls-Royce Deutschland Ltd & Co Kg |
| Status | ACTIVE |
| Outside Diameter | 4.979 INCHES MINIMUM AND 4.980 INCHES MAXIMUM IN |
| Material | STEEL |
| 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 |
|---|---|
| 1-140-144-02 | Rolls-Royce Deutschland Ltd & Co Kg (DEU) |
| 1-140-144-02 | Norcatec Llc (USA) |
| Reference | Meaning |
|---|---|
| 1-140-144-02 | C/1 Advisory reference — outside the item-of-supply concept Ozark Aeroworks Llc |
| 1-140-144-02 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5340-00-925-4146 is a Clamp,synchro, manufactured by Rolls-Royce Deutschland Ltd & Co Kg, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-925-4146 has 2 manufacturer part numbers on file: 1-140-144-02 (Rolls-Royce Deutschland Ltd & Co Kg), 1-140-144-02 (Norcatec Llc).
Key specifications for 1-140-144-02: Outside Diameter: 4.979 INCHES MINIMUM AND 4.980 INCHES MAXIMUM IN; End Item Identification: T-53 SERIES ENGINES; Material: STEEL. 2 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.