The Cover,access, cataloged under National Stock Number 5340-01-282-4818, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-282-4818 |
| Primary Part Number | A51B92973-13 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Corner Radius | 2.000 INCHES NOMINAL IN |
| Length | 5.920 INCHES NOMINAL IN |
| Flange Thickness | 0.100 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | AMS4219 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT, ROUND RIB REINFORCED |
| Securing Device Type | SPECIAL AND FRICTION CATCH |
| Peripheral Shape Style | RECTANGLE, FOUR HOLES |
| Width | 5.920 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 357.0 |
| Hole Diameter | 0.313 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Body Thickness | 0.180 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| A51B92973-13 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| A51B92973-13 | Rohr, Inc. Dba Rohr Industries Inc Div Rohr Inc., a Part of Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| A51B92973-13 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation |
| A51B92973-13 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
NSN 5340-01-282-4818 is a Cover,access, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-282-4818 has 2 manufacturer part numbers on file: A51B92973-13 (Northrop Grumman Systems Corporation), A51B92973-13 (Rohr, Inc. Dba Rohr Industries Inc Div Rohr Inc., a Part of Collins Aerospace).
Key specifications for A51B92973-13: Corner Radius: 2.000 INCHES NOMINAL IN; Length: 5.920 INCHES NOMINAL IN; Flange Thickness: 0.100 INCHES NOMINAL IN; Mounting Opening Shape Style: UNTHREADED HOLE. 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 5340-01-282-4818 has DEMIL Code D. 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.