The Cover,access, cataloged under National Stock Number 5340-01-521-6959, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Laminated Materials Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-521-6959 |
| Primary Part Number | 157816-1 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Laminated Materials Corp |
| Status | ACTIVE |
| Length | 3.560 INCHES NOMINAL IN |
| Flange Thickness | 0.125 INCHES NOMINAL IN |
| First Recess Inside Height | 0.125 INCHES NOMINAL IN |
| Mounting Opening Shape Style | CLOSED HORIZONTAL SLOT |
| Cross-Sectional Shape Style | RECESS, SAME SHAPE AS THE PERIPHERY |
| Securing Device Type | SPECIAL |
| Width | 7.370 INCHES NOMINAL IN |
| Material | PLASTIC POLYCARBONATE |
| Slot Width | 0.203 INCHES NOMINAL IN |
| Slot Length | 0.280 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 |
|---|---|
| 157816-1 PRIMARY | Laminated Materials Corp (USA) |
| Reference | Meaning |
|---|---|
| 157816-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-521-6959 is a Cover,access, manufactured by Laminated Materials Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-521-6959 has 1 manufacturer part number on file: 157816-1 (Laminated Materials Corp).
Key specifications for 157816-1: Length: 3.560 INCHES NOMINAL IN; Flange Thickness: 0.125 INCHES NOMINAL IN; First Recess Inside Height: 0.125 INCHES NOMINAL IN; Mounting Opening Shape Style: CLOSED HORIZONTAL SLOT. 11 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.