The Fastener,flare Lock, cataloged under National Stock Number 5340-01-099-7811, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-099-7811 |
| Item Name | Fastener,flare Lock |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Head Height | 0.090 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Mounting Method | SCREW |
| Hole Size for Which Designed | 0.437 INCHES NOMINAL IN |
| Style Designator | COUNTERBORED SLEEVE |
| Head Style | DOUBLE CHAMFER |
| Surface Treatment | UNABLE TO DECODE |
| Head Diameter | 0.875 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 |
| Reference | Meaning |
|---|---|
| SM-C-447095 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-099-7811 is a Fastener,flare Lock, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-099-7811: Head Height: 0.090 INCHES NOMINAL IN; Surface Treatment Document and Classification: UNABLE TO DECODE; Mounting Method: SCREW; Hole Size for Which Designed: 0.437 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.