The Leaf,butt Hinge, cataloged under National Stock Number 5340-00-664-3574, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Alarin Aircraft Hinge, Inc. Dba Alarin Aircraft Hinge Inc Div Alarin Aircraft Hinge. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-00-664-3574 |
| Primary Part Number | 343849 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Alarin Aircraft Hinge, Inc. Dba Alarin Aircraft Hinge Inc Div Alarin Aircraft Hinge |
| Status | ACTIVE |
| Hinge Pin | NOT INCLUDED |
| Knuckle Quantity | 3 |
| Material | ALUMINUM ALLOY OVERALL |
| Performance Type | LIGHT DUTY |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 343849 | Alarin Aircraft Hinge, Inc. Dba Alarin Aircraft Hinge Inc Div Alarin Aircraft Hinge (USA) |
| Reference | Meaning |
|---|---|
| 343849 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-664-3574 is a Leaf,butt Hinge, manufactured by Alarin Aircraft Hinge, Inc. Dba Alarin Aircraft Hinge Inc Div Alarin Aircraft Hinge, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-664-3574 has 1 manufacturer part number on file: 343849 (Alarin Aircraft Hinge, Inc. Dba Alarin Aircraft Hinge Inc Div Alarin Aircraft Hinge).
Key specifications for 343849: Hinge Pin: NOT INCLUDED; Knuckle Quantity: 3; Material: ALUMINUM ALLOY OVERALL; Performance Type: LIGHT DUTY. 4 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 5340-00-664-3574 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.