The Cover,access, cataloged under National Stock Number 5340-01-159-8923, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-159-8923 |
| Primary Part Number | 74A551760-2001 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Bolt Circle Hole Quantity | 8 |
| Inside Corner Radius | 14.410 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | AMS4260 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ARCHED |
| Outside Diameter | 4.000 INCHES NOMINAL IN |
| Securing Device Type | SPECIAL |
| Bolt Circle Diameter | 3.266 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | ALUMINUM ALLOY |
| Hole Diameter | 0.281 INCHES NOMINAL IN |
| Body Thickness | 0.570 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 74A551760-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A551760-2001 | Mission Systems Davenport Inc. (USA) |
| 74A551760-2001 | Essner Manufacturing Lp (USA) |
| Reference | Meaning |
|---|---|
| 10104828 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5340-01-159-8923 is a Cover,access, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-159-8923 has 3 manufacturer part numbers on file: 74A551760-2001 (The Boeing Company Div Defense), 74A551760-2001 (Mission Systems Davenport Inc.), 74A551760-2001 (Essner Manufacturing Lp).
Key specifications for 74A551760-2001: Bolt Circle Hole Quantity: 8; Inside Corner Radius: 14.410 INCHES NOMINAL IN; Mounting Opening Shape Style: UNTHREADED HOLE; Material Document and Classification: AMS4260 ASSN STD SINGLE MATERIAL RESPONSE. 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 5340-01-159-8923 has DEMIL Code Q. 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.