The Hinge,butt, cataloged under National Stock Number 5340-01-678-4992, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5340-01-678-4992 |
| Primary Part Number | MS20001-4-7200 |
| Item Name | Hinge,butt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Reversible Feature | NOT INCLUDED |
| Knuckle Quantity | 16 |
| Material | UNABLE TO DECODE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| MS20001-4-7200 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| MS20001 | 4/1 Identification reference U.S. Government activity |
| MS20001-4-7200 | 2/2 Government specification standardization U.S. Government activity |
NSN 5340-01-678-4992 is a Hinge,butt, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-678-4992 has 1 manufacturer part number on file: MS20001-4-7200 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for MS20001-4-7200: Reversible Feature: NOT INCLUDED; Knuckle Quantity: 16; Part Name Assigned by Controlling Agency: HINGE,BUTT; End Item Identification: HARDWARE,COMMERCIAL. 4 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.