The Cover Assemby,access, cataloged under National Stock Number 5340-01-474-5657, 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 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-474-5657 |
| Primary Part Number | 13074002 |
| Item Name | Cover Assemby,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Overall Diameter | 4.750 INCHES NOMINAL IN |
| General Characteristics Item Description | PLATE THICKNESS 0.050 IN; GASKET DIA. 3.500 IN; SIX MTG HOLES EQUALLY SPACED ON A 4.125 IN. DIA; GASKET MTG HOLES 0.182 IN. DIA; PLATE MTG HOLES DIA. 0.228 IN; PLATE FINISH COLOR AIRCRAFT GREEN IN |
| Accessory Components and Quantity | GASKET 1; PLATE 1 |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 13074002 PRIMARY | Lockheed Martin Corporation (USA) |
| Reference | Meaning |
|---|---|
| 13074002 | 5/9 Secondary reference Program Manager Advanced Attack Helicopter Barcom Amcpm-Aah |
NSN 5340-01-474-5657 is a Cover Assemby,access, manufactured by Lockheed Martin Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-474-5657 has 1 manufacturer part number on file: 13074002 (Lockheed Martin Corporation).
Key specifications for 13074002: Overall Diameter: 4.750 INCHES NOMINAL IN; General Characteristics Item Description: PLATE THICKNESS 0.050 IN; GASKET DIA. 3.500 IN; SIX MTG HOLES EQUALLY SPACED ON A 4.125 IN. DIA; GASKET MTG HOLES 0.182 IN. DIA; PLATE MTG HOLES DIA. 0.228 IN; PLATE FINISH COLOR AIRCRAFT GREEN IN; Accessory Components and Quantity: GASKET 1; PLATE 1; Material: ALUMINUM ALLOY. 4 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.