The Stop,mechanical, cataloged under National Stock Number 5340-01-487-3675, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 5 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-487-3675 |
| Primary Part Number | 223541734 |
| Item Name | Stop,mechanical |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Material Document and Classification | QQ-A-250/11, ALLOY 6061 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | ANODIZE |
| Thread Class | BB |
| Material | ALUMINUM ALLOY 6061 |
| 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 |
|---|---|
| 223541734 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 223541734-01 | Indra Sistemas, Sociedad Anonima (ESP) |
NSN 5340-01-487-3675 is a Stop,mechanical, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-487-3675 has 2 manufacturer part numbers on file: 223541734 (Lockheed Martin Corporation Div Rotary and Mission Systems), 223541734-01 (Indra Sistemas, Sociedad Anonima).
Key specifications for 223541734: Material Document and Classification: QQ-A-250/11, ALLOY 6061 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 1.800 INCHES NOMINAL IN; Surface Treatment: ANODIZE; Thread Class: BB. 5 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.