The Stop,mechanical, cataloged under National Stock Number 5340-01-474-1597, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 10 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-474-1597 |
| Primary Part Number | 2680494G001 |
| Item Name | Stop,mechanical |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| Flange Thickness | 0.200 INCHES NOMINAL IN |
| Design Type | FLANGE |
| Material Document and Classification | AMS 5604 ASSN STD SINGLE MATERIAL RESPONSE |
| Nominal Thread Size | 0.250 INCHES IN |
| Surface Treatment | PASSIVATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | STEEL |
| 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 |
|---|---|
| 2680494G001 PRIMARY | L3harris Technologies, Inc. (USA) |
NSN 5340-01-474-1597 is a Stop,mechanical, manufactured by L3harris Technologies, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-474-1597 has 1 manufacturer part number on file: 2680494G001 (L3harris Technologies, Inc.).
Key specifications for 2680494G001: Overall Height: 0.400 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Flange Thickness: 0.200 INCHES NOMINAL IN; Design Type: FLANGE. 10 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.