The Leaf,butt Hinge, cataloged under National Stock Number 5340-01-220-4002, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-220-4002 |
| Primary Part Number | 4-24352-4 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
| Status | ACTIVE |
| Reversible Feature | NOT INCLUDED |
| Knuckle Inside Diameter | 0.182 INCHES NOMINAL IN |
| Style Designator | BUTT BLANK |
| Pin Center to Body Edge Distance | 1.060 INCHES NOMINAL IN |
| Hinge Pin | NOT INCLUDED |
| Material Thickness | 0.100 INCHES NOMINAL IN |
| Material | STEEL COMP 4340 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 |
|---|---|
| 4-24352-4 PRIMARY | Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector (USA) |
| Reference | Meaning |
|---|---|
| 4-24352-4 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
NSN 5340-01-220-4002 is a Leaf,butt Hinge, manufactured by Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-220-4002 has 1 manufacturer part number on file: 4-24352-4 (Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector).
Key specifications for 4-24352-4: Reversible Feature: NOT INCLUDED; Knuckle Inside Diameter: 0.182 INCHES NOMINAL IN; Style Designator: BUTT BLANK; Overall Length: 3.500 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.