The Cover,access, cataloged under National Stock Number 5340-01-239-7740, 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 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-239-7740 |
| Primary Part Number | B4002562-1 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| FSC Application Data | TEST SET,ELECT. EQUIP. |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Cross-Sectional Shape Style | FLAT |
| Securing Device Type | SPECIAL |
| Surface Treatment | OXIDE FILM |
| Hole Diameter | 0.204 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 |
|---|---|
| B4002562-1 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| B4002562-1 | 3/2 Design control — primary reference U.S. Government activity |
| B4002562-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Simulation Training & Support |
NSN 5340-01-239-7740 is a Cover,access, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-239-7740 has 1 manufacturer part number on file: B4002562-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for B4002562-1: FSC Application Data: TEST SET,ELECT. EQUIP.; Mounting Opening Shape Style: UNTHREADED HOLE; Cross-Sectional Shape Style: FLAT; Securing Device Type: SPECIAL. 6 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.