The Cover,access, cataloged under National Stock Number 5340-00-858-9357, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 10 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 | 5340-00-858-9357 |
| Primary Part Number | 192-31051-21 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Hole Quantity Along Length | 2 |
| Distance Between Hole Centers | 1.250 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-A-250/5,T4 FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 2.375 INCHES NOMINAL IN |
| Bolt Hole Centerline to Nearest Edge Distance | 0.563 INCHES NOMINAL IN |
| Securing Device Type | THREADED FASTENER |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | ALUMINUM ALLOY 2024 |
| Hole Diameter | 0.312 INCHES NOMINAL 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 |
|---|---|
| 192-31051-21 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5340-00-858-9357 is a Cover,access, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-858-9357 has 1 manufacturer part number on file: 192-31051-21 (The Boeing Company Div Legacy Am&m).
Key specifications for 192-31051-21: Hole Quantity Along Length: 2; Distance Between Hole Centers: 1.250 INCHES NOMINAL IN; Mounting Opening Shape Style: UNTHREADED HOLE; Material Document and Classification: QQ-A-250/5,T4 FED SPEC SINGLE MATERIAL RESPONSE. 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.
NSN 5340-00-858-9357 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.