The Cover,access, cataloged under National Stock Number 5340-01-406-9190, 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 19 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 | 5340-01-406-9190 |
| Primary Part Number | 1979981 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Inside Width | 8.120 INCHES NOMINAL IN |
| Corner Radius | 0.620 INCHES NOMINAL IN |
| Length | 33.310 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-E-15090 TY 2 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| Inside Length | 32.012 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 4.000 INCHES NOMINAL IN |
| Flange Thickness | 0.059 INCHES NOMINAL IN |
| First Recess Inside Height | 2.191 INCHES NOMINAL IN |
| Hole Quantity Along Length | 18 |
| Mounting Opening Shape Style | UNTHREADED HOLE |
| Material Document and Classification | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | SQUARE OR RECTANGULAR RECESS |
| Securing Device Type | SPECIAL |
| Surface Treatment | ENAMEL SEMIGLOSS |
| Peripheral Shape Style | RECTANGLE, MULTI HOLES |
| Width | 10.370 INCHES NOMINAL IN |
| Material | STEEL |
| Hole Diameter | 0.251 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN |
| Body Thickness | 0.059 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 |
|---|---|
| 1979981 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5340-01-406-9190 is a Cover,access, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-406-9190 has 1 manufacturer part number on file: 1979981 (Northrop Grumman Systems Corporation).
Key specifications for 1979981: Inside Width: 8.120 INCHES NOMINAL IN; Corner Radius: 0.620 INCHES NOMINAL IN; Length: 33.310 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-E-15090 TY 2 CL 2 MIL SPEC SINGLE TREATMENT RESPONSE. 19 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.