The Cover,access, cataloged under National Stock Number 5340-00-397-7431, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 8 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 | 5340-00-397-7431 |
| Primary Part Number | 710459 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT GUNNERY FIRE CONTROL EQUIPMENT |
| Material Document and Classification | QQ-A-354,CONDITION T FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Outside Diameter | 3.312 INCHES NOMINAL IN |
| Bolt Hole Centerline to Nearest Edge Distance | 1.656 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, ONE HOLE |
| Material | ALUMINUM ALLOY |
| Body Thickness | 0.671 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 |
|---|---|
| 710459 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 5340-00-397-7431 is a Cover,access, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-397-7431 has 1 manufacturer part number on file: 710459 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 710459: FSC Application Data: AIRCRAFT GUNNERY FIRE CONTROL EQUIPMENT; Material Document and Classification: QQ-A-354,CONDITION T FED SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: FLAT; Outside Diameter: 3.312 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.