The Leaf,butt Hinge, cataloged under National Stock Number 5340-01-144-4301, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 11 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-144-4301 |
| Primary Part Number | 65217-09058-115 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Reversible Feature | NOT INCLUDED |
| Knuckle Inside Diameter | 0.173 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN |
| Style Designator | BUTT BLANK |
| Hinge Pin | INCLUDED |
| Material Thickness | 0.044 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN |
| Knuckle Quantity | 3 |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Knuckle Type | FRICTION |
| Performance Type | MEDIUM DUTY |
| 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 |
|---|---|
| 65217-09058-115 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5340-01-144-4301 is a Leaf,butt Hinge, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-144-4301 has 1 manufacturer part number on file: 65217-09058-115 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 65217-09058-115: Mounting Hole Quantity: 4; Reversible Feature: NOT INCLUDED; Knuckle Inside Diameter: 0.173 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN; Style Designator: BUTT BLANK. 11 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.