The Seat,ball Socket, cataloged under National Stock Number 5340-01-172-3743, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-172-3743 |
| Primary Part Number | 104731657 |
| Item Name | Seat,ball Socket |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| FSC Application Data | VALVE,LINEAR DIRECTIONAL CONTROL |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE |
| Material | STEEL COMP E4340 |
| 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 |
|---|---|
| 104731657 | The Boeing Company Div Defense (USA) |
| 104731657 | Triumph Aerospace Operations Uk, Ltd. Div Staverton Site (GBR) |
| Reference | Meaning |
|---|---|
| 104731657 | 3/9 Design control — primary reference Ge Aviation Systems Llc Dba Ge Aviation |
| 104731657 | 5/9 Secondary reference Safran Landing Systems Uk Ltd Div Safran Landing Systems Uk |
NSN 5340-01-172-3743 is a Seat,ball Socket, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-172-3743 has 2 manufacturer part numbers on file: 104731657 (The Boeing Company Div Defense), 104731657 (Triumph Aerospace Operations Uk, Ltd. Div Staverton Site).
Key specifications for 104731657: FSC Application Data: VALVE,LINEAR DIRECTIONAL CONTROL; Material Document and Classification: MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE; Special Features: NOT CASEHARDENED;MATERIAL LUBRICATION IMPREGNATION, NOT INCLUDED; Material: STEEL COMP E4340. 3 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.