The Cover,access, cataloged under National Stock Number 5340-01-422-5860, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-422-5860 |
| Primary Part Number | 86983 |
| Item Name | Cover,access |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Bolt Circle Hole Quantity | 4 |
| Material Document and Classification | MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Outside Diameter | 4.250 INCHES NOMINAL IN |
| Securing Device Type | SPECIAL |
| Bolt Circle Diameter | 3.750 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | COPPER ALLOY AND NICKEL ALLOY |
| 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 |
|---|---|
| 86983 PRIMARY | Setra Systems, Inc. Dba Gems Sensors (USA) |
| Reference | Meaning |
|---|---|
| VLI-87000 ITEM 12 | 5/9 Secondary reference Setra Systems, Inc. Dba Gems Sensors |
NSN 5340-01-422-5860 is a Cover,access, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-422-5860 has 1 manufacturer part number on file: 86983 (Setra Systems, Inc. Dba Gems Sensors).
Key specifications for 86983: Bolt Circle Hole Quantity: 4; Material Document and Classification: MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: FLAT; Outside Diameter: 4.250 INCHES NOMINAL IN. 8 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.