The Leaf,butt Hinge, cataloged under National Stock Number 5340-01-211-4644, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 16 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-211-4644 |
| Primary Part Number | 1656681-2 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Reversible Feature | NOT INCLUDED |
| Knuckle Inside Diameter | 0.180 INCHES NOMINAL IN |
| Style Designator | BUTT PARRALLEL HOLES END KNUCKLES |
| Mounting Hole Diameter | 0.128 INCHES NOMINAL IN |
| Pin Center to Body Edge Distance | 0.562 INCHES NOMINAL IN |
| Hinge Pin | INCLUDED |
| Material Thickness | 0.062 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 0.562 INCHES NOMINAL IN |
| Knuckle Quantity | 1 |
| Knuckle Length | 0.490 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE PIN |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 BODY |
| Material | STEEL CORROSION RESISTING PIN |
| 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 |
|---|---|
| 1656681-2 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
NSN 5340-01-211-4644 is a Leaf,butt Hinge, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-211-4644 has 1 manufacturer part number on file: 1656681-2 (Raytheon Company Div Rmd Strategic).
Key specifications for 1656681-2: Mounting Hole Quantity: 2; Reversible Feature: NOT INCLUDED; Knuckle Inside Diameter: 0.180 INCHES NOMINAL IN; Style Designator: BUTT PARRALLEL HOLES END KNUCKLES. 16 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.