The Clamp,synchro, cataloged under National Stock Number 5340-00-114-5586, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares 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 | 5340-00-114-5586 |
| Primary Part Number | GC503AL1 |
| Item Name | Clamp,synchro |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE |
| Specification/standard Data | 26512-GC503 MANUFACTURERS SPECIFICATION |
| Height | 0.102 INCHES NOMINAL IN |
| Width | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Material | STEEL COMP 316 |
| Furnished Items | LOCKNUT |
| 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 |
|---|---|
| 333974-8 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| GC503AL1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 206052-320 | Timber Top Inc (USA) |
| 011706 | Diehl Defence Gmbh & Co. Kg (DEU) |
NSN 5340-00-114-5586 is a Clamp,synchro, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-114-5586 has 4 manufacturer part numbers on file: 333974-8 (Lockheed Martin Corporation Div Rms - Mitchel Field), GC503AL1 (Northrop Grumman Systems Corporation), 206052-320 (Timber Top Inc), 011706 (Diehl Defence Gmbh & Co. Kg).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-131-7336. Verify interchangeability with system specifications before substitution.
Key specifications for GC503AL1: Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE; Specification/standard Data: 26512-GC503 MANUFACTURERS SPECIFICATION; Height: 0.102 INCHES NOMINAL IN; Width: 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN. 6 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.