The Hinge,butt, cataloged under National Stock Number 5340-01-677-2928, 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 Systems Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Hinge,butt |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 78JW8); Northrop Grumman Systems Corporation (CAGE 0W6H8) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-677-2928 |
| Primary Part Number | 40B3239-029 |
| Item Name | Hinge,butt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 40B3239-029 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 40B3239-029 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 40B3239-029 | 3/9 Design control — primary reference Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| 40B3239-029 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 40B3239-029 | 5/9 Secondary reference Schweizer Aircraft Corp. |
NSN 5340-01-677-2928 is a Hinge,butt, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-677-2928 has 2 manufacturer part numbers on file: 40B3239-029 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 40B3239-029 (Northrop Grumman Systems Corporation).
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5340-01-677-2928 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.