The Cover,access, cataloged under National Stock Number 5340-01-181-2685, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 17 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 | 5340-01-181-2685 |
| Primary Part Number | 452-001131 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 0.089 INCHES NOMINAL IN |
| Length | 0.695 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-14550 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-T-10727 MIL SPEC 2ND TREATMENT RESPONSE |
| Distance Between Holes Along Length | 0.275 INCHES NOMINAL AND 0.280 INCHES NOMINAL IN |
| Flange Thickness | 0.029 INCHES NOMINAL IN |
| First Recess Inside Height | 0.322 INCHES NOMINAL IN |
| Hole Quantity Along Length | 1 |
| Distance Between Holes Along Width | 0.400 INCHES NOMINAL IN |
| Material Document and Classification | QQ-B-613 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECESS, SAME SHAPE AS THE PERIPHERY |
| Hole Quantity Along Width | 7 |
| Distance From First Hole Centerline to End Along Length | 0.070 INCHES NOMINAL IN |
| Surface Treatment | COPPER AND TIN |
| Peripheral Shape Style | RECTANGLE, MULTI HOLES |
| Width | 0.629 INCHES NOMINAL IN |
| Material | COPPER ALLOY 260 |
| Body Thickness | 0.034 INCHES NOMINAL 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 |
|---|---|
| 452-001131 PRIMARY | Raytheon Company (USA) |
NSN 5340-01-181-2685 is a Cover,access, manufactured by Raytheon Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-181-2685 has 1 manufacturer part number on file: 452-001131 (Raytheon Company).
Key specifications for 452-001131: Distance From First Hole Centerline to End Along Width: 0.089 INCHES NOMINAL IN; Length: 0.695 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-14550 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-T-10727 MIL SPEC 2ND TREATMENT RESPONSE; Distance Between Holes Along Length: 0.275 INCHES NOMINAL AND 0.280 INCHES NOMINAL IN. 17 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.