The Leaf,butt Hinge, cataloged under National Stock Number 5340-01-020-4982, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is A and M Aerospace, Inc.. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-020-4982 |
| Primary Part Number | 399860-5 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | A and M Aerospace, Inc. |
| Status | ACTIVE |
| Reversible Feature | NOT INCLUDED |
| Knuckle Inside Diameter | 0.093 INCHES NOMINAL IN |
| Style Designator | BUTT BLANK |
| Hinge Pin | NOT INCLUDED |
| Material Thickness | 0.050 INCHES NOMINAL IN |
| Knuckle Quantity | 4 |
| Knuckle Length | 0.491 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 BODY |
| Knuckle Type | FRICTION |
| Performance Type | NOT RATED |
| 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 |
NSN 5340-01-020-4982 is a Leaf,butt Hinge, manufactured by A and M Aerospace, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-020-4982 has 2 manufacturer part numbers on file: 399860-5 (A and M Aerospace, Inc.), 399860-5 (Bandy Manufacturing Llc).
Key specifications for 399860-5: Reversible Feature: NOT INCLUDED; Knuckle Inside Diameter: 0.093 INCHES NOMINAL IN; Style Designator: BUTT BLANK; Overall Length: 3.960 INCHES NOMINAL IN. 10 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.