The Cover,access,aircraft, cataloged under National Stock Number 1560-01-421-6892, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1560-01-421-6892 |
| Item Name | Cover,access,aircraft |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Status | ACTIVE |
| Bolt Circle Hole Quantity | 6 |
| Material Document and Classification | QQ-A-250/4-T851 FED SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | FLAT |
| Outside Diameter | 4.377 INCHES NOMINAL IN |
| Securing Device Type | THREADED FASTENER |
| Bolt Circle Diameter | 3.500 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND, MULTI HOLES |
| Material | ALUMINUM ALLOY 2024 |
| Body Thickness | 0.320 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 |
| Reference | Meaning |
|---|---|
| 16W177-19 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1560-01-421-6892 is a Cover,access,aircraft, classified under FSC 1560, Airframe Structural Components. Status: active.
Key specifications for 1560-01-421-6892: Bolt Circle Hole Quantity: 6; Material Document and Classification: QQ-A-250/4-T851 FED SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: FLAT; Outside Diameter: 4.377 INCHES NOMINAL IN. 9 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 1560-01-421-6892 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.