The Leaf,butt Hinge, cataloged under National Stock Number 5340-00-663-3911, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-663-3911 |
| Item Name | Leaf,butt Hinge |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Pin Center to Body Edge Distance | 0.625 INCHES NOMINAL IN |
| Hinge Pin | NOT INCLUDED |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| Knuckle Quantity | 72 |
| Knuckle Length | 0.500 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY OVERALL |
| Knuckle Type | FRICTION |
| Performance Type | LIGHT DUTY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AN257 | 4/1 Identification reference U.S. Government activity |
| AN257H3-7200 | 2/2 Government specification standardization U.S. Government activity |
NSN 5340-00-663-3911 is a Leaf,butt Hinge, classified under FSC 5340, Hardware, Commercial. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-00-664-2403. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-00-663-3911: Overall Length: 72.000 INCHES NOMINAL IN; Pin Center to Body Edge Distance: 0.625 INCHES NOMINAL IN; Hinge Pin: NOT INCLUDED; Material Thickness: 0.040 INCHES NOMINAL IN. 8 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.