The Leaf,butt Hinge, cataloged under National Stock Number 5340-01-161-4416, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-161-4416 |
| Primary Part Number | 74A330840-2003 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Reversible Feature | NOT INCLUDED |
| Knuckle Inside Diameter | 0.093 INCHES NOMINAL IN |
| Style Designator | BUTT BLANK |
| Material Document and Classification | MIL-T-9046 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pin Center to Body Edge Distance | 1.300 INCHES NOMINAL IN |
| Hinge Pin | NOT INCLUDED |
| Material Thickness | 0.160 INCHES NOMINAL IN |
| Knuckle Quantity | 4 |
| End Knuckle Length | 0.970 INCHES NOMINAL IN |
| Knuckle Length | 0.495 INCHES NOMINAL IN |
| Material | TITANIUM ALLOY 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 |
|---|---|
| 74A330840-2003 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 10112829 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A330840-2003 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company Div Defense |
NSN 5340-01-161-4416 is a Leaf,butt Hinge, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-161-4416 has 1 manufacturer part number on file: 74A330840-2003 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 74A330840-2003: Reversible Feature: NOT INCLUDED; Knuckle Inside Diameter: 0.093 INCHES NOMINAL IN; Style Designator: BUTT BLANK; Material Document and Classification: MIL-T-9046 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 13 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.