The Cover,access, cataloged under National Stock Number 5340-01-014-4020, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation. Government technical data includes 12 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 | 5340-01-014-4020 |
| Primary Part Number | 627221377-001 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Length | 2.390 INCHES MINIMUM AND 2.420 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541 CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A |
| Flange Thickness | 0.170 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN |
| First Recess Inside Height | 0.160 INCHES NOMINAL IN |
| Material Document and Classification | MIL-A-21180 T6 CL 12 MIL SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECESS, SAME SHAPE AS THE PERIPHERY |
| Securing Device Type | SPECIAL |
| Surface Treatment | CHROMATE |
| Peripheral Shape Style | RECTANGLE, NO HOLES |
| Width | 2.240 INCHES MINIMUM AND 2.270 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY A356.0 |
| Body Thickness | 0.030 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 627221377-001 PRIMARY | Lockheed Martin Corporation (USA) |
NSN 5340-01-014-4020 is a Cover,access, manufactured by Lockheed Martin Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-014-4020 has 1 manufacturer part number on file: 627221377-001 (Lockheed Martin Corporation).
Key specifications for 627221377-001: Length: 2.390 INCHES MINIMUM AND 2.420 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-5541 CL 1A MIL SPEC SINGLE TREATMENT RESPONSE A; Flange Thickness: 0.170 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN; First Recess Inside Height: 0.160 INCHES NOMINAL IN. 12 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.
NSN 5340-01-014-4020 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.