The Stop,mechanical, cataloged under National Stock Number 5340-01-374-0500, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-374-0500 |
| Primary Part Number | 717512561-029 |
| Item Name | Stop,mechanical |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Flange Thickness | 0.050 INCHES NOMINAL IN |
| Design Type | FLANGE |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE |
| Nominal Thread Size | 0.164 INCHES IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL AND RUBBER |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 717512561-029 | D. M. T Inc (USA) |
| 717512561-029 | Arwood Machine Corporation Dba Amc (USA) |
| 717512561-029 PRIMARY | Lockheed Martin Corporation (USA) |
NSN 5340-01-374-0500 is a Stop,mechanical, manufactured by Lockheed Martin Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-374-0500 has 3 manufacturer part numbers on file: 717512561-029 (D. M. T Inc), 717512561-029 (Arwood Machine Corporation Dba Amc), 717512561-029 (Lockheed Martin Corporation).
Key specifications for 717512561-029: Flange Thickness: 0.050 INCHES NOMINAL IN; Design Type: FLANGE; Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE; Overall Length: 0.380 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.