The Cover,access, cataloged under National Stock Number 5340-01-255-1131, 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 19 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 | 5340-01-255-1131 |
| Primary Part Number | 165043 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 0.310 INCHES NOMINAL IN |
| Length | 8.310 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE |
| Distance Between Holes Along Length | 2.406 INCHES NOMINAL AND 2.437 INCHES NOMINAL AND 2.407 INCHES NOMINAL IN |
| Hole Quantity Along Length | 4 |
| Corner Bevel Length | 0.019 INCHES NOMINAL IN |
| Distance Between Holes Along Width | 3.000 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Securing Device Type | SPECIAL |
| Hole Quantity Along Width | 4 |
| Distance From First Hole Centerline to End Along Length | 0.053 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Peripheral Shape Style | RECTANGLE, MULTI HOLES |
| Width | 3.620 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 6061 |
| Hole Diameter | 0.175 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN |
| Body Thickness | 0.152 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 |
|---|---|
| 165043 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5340-01-255-1131 is a Cover,access, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-255-1131 has 1 manufacturer part number on file: 165043 (Northrop Grumman Systems Corporation).
Key specifications for 165043: Distance From First Hole Centerline to End Along Width: 0.310 INCHES NOMINAL IN; Length: 8.310 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-C-5541,CL 3 MIL SPEC SINGLE TREATMENT RESPONSE; Distance Between Holes Along Length: 2.406 INCHES NOMINAL AND 2.437 INCHES NOMINAL AND 2.407 INCHES NOMINAL IN. 19 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.