The Clamp,synchro, cataloged under National Stock Number 5340-01-363-6153, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-363-6153 |
| Primary Part Number | 4079778 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Style Designator | MOUNTING |
| Material Document and Classification | AMS4215 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4260 ASSN STD SINGLE MATERIAL RESPONSE |
| Effective Height | 0.100 INCHES NOMINAL IN |
| Height | 0.310 INCHES NOMINAL IN |
| Distance From Hole Center to End | 0.765 INCHES NOMINAL IN |
| Width | 0.750 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 355.0 OR ALUMINUM ALLOY 356.0 |
| Hole Diameter | 0.216 INCHES MINIMUM AND 0.226 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 |
|---|---|
| 4079778 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 5340PL0804362 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5340-01-363-6153 is a Clamp,synchro, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-363-6153 has 1 manufacturer part number on file: 4079778 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4079778: Style Designator: MOUNTING; Material Document and Classification: AMS4215 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4260 ASSN STD SINGLE MATERIAL RESPONSE; Effective Height: 0.100 INCHES NOMINAL IN; Height: 0.310 INCHES NOMINAL IN. 8 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.