The Cover,access, cataloged under National Stock Number 5340-01-334-3752, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-334-3752 |
| Primary Part Number | 803-5959304-X-56 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Distance From First Hole Centerline to End Along Width | 0.380 INCHES NOMINAL IN |
| Corner Radius | 0.380 INCHES NOMINAL IN |
| Length | 12.000 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 2.812 INCHES NOMINAL IN |
| Hole Quantity Along Length | 6 |
| Distance Between Holes Along Width | 2.750 INCHES NOMINAL IN |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-N-281,CLASS A,ALLOY 400 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Securing Device Type | SPECIAL |
| Hole Quantity Along Width | 4 |
| Distance From First Hole Centerline to End Along Length | 0.380 INCHES NOMINAL IN |
| Peripheral Shape Style | RECTANGLE, MULTI HOLES |
| Width | 5.500 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| Hole Diameter | 0.406 INCHES NOMINAL IN |
| Body Thickness | 0.125 INCHES NOMINAL 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 |
|---|---|
| 5959304-56 | Naval Sea Systems Command (USA) |
| 256-6603687-VHBM-66 | Naval Sea Systems Command (USA) |
| 803-5959304-X-56 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5340-01-334-3752 is a Cover,access, manufactured by Naval Sea Systems Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-334-3752 has 3 manufacturer part numbers on file: 5959304-56 (Naval Sea Systems Command), 256-6603687-VHBM-66 (Naval Sea Systems Command), 803-5959304-X-56 (Naval Sea Systems Command).
Key specifications for 803-5959304-X-56: Distance From First Hole Centerline to End Along Width: 0.380 INCHES NOMINAL IN; Corner Radius: 0.380 INCHES NOMINAL IN; Length: 12.000 INCHES NOMINAL IN; Distance Between Holes Along Length: 2.812 INCHES NOMINAL IN. 17 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.