The Leaf,butt Hinge, cataloged under National Stock Number 5340-00-345-4103, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Pro-Fab, Llc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-00-345-4103 |
| Primary Part Number | 9-65125-1 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Pro-Fab, Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Reversible Feature | NOT INCLUDED |
| Knuckle Inside Diameter | 0.500 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN |
| Style Designator | BUTT PARALLEL HOLES |
| Mounting Hole Diameter | 0.250 INCHES NOMINAL IN |
| Pin Center to Body Edge Distance | 1.350 INCHES NOMINAL IN |
| Hinge Pin | NOT INCLUDED |
| Material Thickness | 0.350 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 0.211 INCHES NOMINAL IN |
| Knuckle Quantity | 3 |
| End Knuckle Length | 0.850 INCHES NOMINAL IN |
| Knuckle Length | 0.850 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 9-65125-1 | Pro-Fab, Llc (USA) |
| 9-65125-1 | D-J Engineering Inc Dba D-J Engineering Inc (USA) |
| 9-65125-1 | Aero Components, Llc (USA) |
| 9-65125-1 | Nordam Group Llc, the Div Nordam (USA) |
| 9-65125-1 | Volumatic Inc Dba Volumatic Inc (USA) |
| 9-65125-1 | Infinity Fabrication, Inc. (USA) |
| 9-65125-1 | Malones Cnc Machining Inc (USA) |
| 9-65125-1 | Harlow Aerostructures, Llc (USA) |
| 9-65125-1 | C. E. Machine Co., Inc. (USA) |
| 9-65125-1 | Camnetics Manufacturing Corporation (USA) |
| 9-65125-1 | Tect Hypervelocity, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 9-65125-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-345-4103 is a Leaf,butt Hinge, manufactured by Pro-Fab, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-345-4103 has 11 manufacturer part numbers on file: 9-65125-1 (Pro-Fab, Llc), 9-65125-1 (D-J Engineering Inc Dba D-J Engineering Inc), 9-65125-1 (Aero Components, Llc), 9-65125-1 (Nordam Group Llc, the Div Nordam), 9-65125-1 (Volumatic Inc Dba Volumatic Inc) and 6 more.
Key specifications for 9-65125-1: Mounting Hole Quantity: 3; Reversible Feature: NOT INCLUDED; Knuckle Inside Diameter: 0.500 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN; Style Designator: BUTT PARALLEL HOLES. 14 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.