The Leaf,butt Hinge, cataloged under National Stock Number 5340-00-570-9167, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Aircraft Hinge, Inc.. Government technical data includes 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-00-570-9167 |
| Primary Part Number | 344325L |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Aircraft Hinge, Inc. |
| Status | ACTIVE |
| Reversible Feature | NOT INCLUDED |
| Material Document and Classification | LS 4076-1, LOCKHEED AIRCRAFT CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Pin Center to Body Edge Distance | 1.505 INCHES NOMINAL IN |
| Hinge Pin | NOT INCLUDED |
| Knuckle Length | 0.486 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE ZINC OVERALL |
| Material | STEEL OVERALL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 344325L PRIMARY | Aircraft Hinge, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 344325L | 5/9 Secondary reference Lockheed Martin Services, Llc |
| 344325L | 5/9 Secondary reference Bandy Manufacturing Llc |
| 344325L | C/1 Advisory reference — outside the item-of-supply concept High Tech Assemblies Inc |
| 344325L | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5340-00-570-9167 is a Leaf,butt Hinge, manufactured by Aircraft Hinge, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-570-9167 has 1 manufacturer part number on file: 344325L (Aircraft Hinge, Inc.).
Key specifications for 344325L: Reversible Feature: NOT INCLUDED; Material Document and Classification: LS 4076-1, LOCKHEED AIRCRAFT CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 53.877 INCHES MINIMUM AND 53.907 INCHES MAXIMUM IN; Pin Center to Body Edge Distance: 1.505 INCHES NOMINAL IN. 9 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.