The Leaf,butt Hinge, cataloged under National Stock Number 5340-00-003-5403, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-003-5403 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Mounting Hole Quantity | 9 |
| Reversible Feature | NOT INCLUDED |
| Knuckle Inside Diameter | 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Style Designator | BUTT PARALLEL HOLES |
| Mounting Hole Diameter | 0.191 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN |
| Pin Center to Body Edge Distance | 3.480 INCHES NOMINAL IN |
| Hinge Mounting Type | FULL MORTISE |
| Hinge Pin | NOT INCLUDED |
| Material Thickness | 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Holes Along Length | 1.000 INCHES NOMINAL IN |
| Knuckle Quantity | 1 |
| Knuckle Length | 0.796 INCHES MINIMUM AND 0.800 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 4130 OVERALL |
| Knuckle Type | FRICTION |
| 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 |
|---|---|
| QP31138-1 | 5/9 Secondary reference U.S. Government activity |
| K633066-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-003-5403 is a Leaf,butt Hinge, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-00-003-5403: Mounting Hole Quantity: 9; Reversible Feature: NOT INCLUDED; Knuckle Inside Diameter: 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN; Style Designator: BUTT PARALLEL HOLES. 15 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.