The Leaf,butt Hinge, cataloged under National Stock Number 5340-01-050-9599, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-050-9599 |
| Primary Part Number | 12266350 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Reversible Feature | NOT INCLUDED |
| Knuckle Inside Diameter | 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN |
| Style Designator | BUTT PARRALLEL HOLES END KNUCKLES |
| Mounting Hole Diameter | 0.280 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Hinge Pin | NOT INCLUDED |
| Material Thickness | 0.250 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes Along Length | 1.750 INCHES NOMINAL IN |
| Knuckle Quantity | 1 |
| Knuckle Length | 1.020 INCHES MINIMUM AND 1.040 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY OVERALL |
| Knuckle Type | FRICTION |
| Performance Type | NOT RATED |
| Jamb Leaf Offset Distance | 0.375 INCHES NOMINAL IN |
| 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 |
|---|---|
| 12266350 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12266350 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
NSN 5340-01-050-9599 is a Leaf,butt Hinge, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-050-9599 has 1 manufacturer part number on file: 12266350 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12266350: Reversible Feature: NOT INCLUDED; Knuckle Inside Diameter: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN; Style Designator: BUTT PARRALLEL HOLES END KNUCKLES; Mounting Hole Diameter: 0.280 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN. 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.