The Cover,access, cataloged under National Stock Number 5340-01-174-4741, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-174-4741 |
| Primary Part Number | 2122M78P02 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| EAR Radius | 0.320 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | AMS4215 ASSN STD SINGLE MATERIAL RESPONSE |
| Inverted Radius | 0.370 INCHES NOMINAL IN |
| Features Provided | SEALING CAPABILITY |
| Securing Device Type | SPECIAL |
| Body Radius | 1.040 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, THREE EARS AND HOLES |
| Material | ALUMINUM ALLOY C355.0 |
| Hole Diameter | 0.271 INCHES MINIMUM AND 0.278 INCHES MAXIMUM 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 |
|---|---|
| 635E725P03 | General Electric Company (USA) |
| 2122M78P02 PRIMARY | General Electric Company (USA) |
NSN 5340-01-174-4741 is a Cover,access, manufactured by General Electric Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-174-4741 has 2 manufacturer part numbers on file: 635E725P03 (General Electric Company), 2122M78P02 (General Electric Company).
Key specifications for 2122M78P02: EAR Radius: 0.320 INCHES NOMINAL IN; Mounting Opening Shape Style: UNTHREADED HOLE; Material Document and Classification: AMS4215 ASSN STD SINGLE MATERIAL RESPONSE; Inverted Radius: 0.370 INCHES NOMINAL IN. 10 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.