The Leaf,butt Hinge, cataloged under National Stock Number 5340-00-457-1291, 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 12 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 | 5340-00-457-1291 |
| Primary Part Number | 61800-63329-108 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Reversible Feature | INCLUDED |
| Knuckle Inside Diameter | 0.093 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Style Designator | BUTT BLANK |
| Pin Center to Body Edge Distance | 0.750 INCHES NOMINAL IN |
| Hinge Pin | NOT INCLUDED |
| Material Thickness | 0.044 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN |
| Knuckle Quantity | 6 |
| Knuckle Length | 0.505 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Knuckle Type | FRICTION |
| Performance Type | LIGHT 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 |
|---|---|
| 61800-63329-108 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5340-00-457-1291 is a Leaf,butt Hinge, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-457-1291 has 1 manufacturer part number on file: 61800-63329-108 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 61800-63329-108: Reversible Feature: INCLUDED; Knuckle Inside Diameter: 0.093 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN; Style Designator: BUTT BLANK; Overall Length: 5.750 INCHES NOMINAL IN. 12 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.