The Torque Tube,keyed,brake, cataloged under National Stock Number 1630-00-226-2371, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is Meggitt Aircraft Braking Systems Corporation. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1630-00-226-2371 |
| Primary Part Number | 9542392 |
| Item Name | Torque Tube,keyed,brake |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Manufacturer | Meggitt Aircraft Braking Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,10.375 IN. LG,4.812 IN. OD,EIGHT 0.75 IN. W BY 0.563 IN. H BY6.324 IN. LG KEYS,SIDES OF KEYS HARDENED 45 TO 55 ROCKWELL C SCALE IN |
| Reference Data and Literature | T.O.4B1-2-1093 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 1630-00-226-2371 is a Torque Tube,keyed,brake, manufactured by Meggitt Aircraft Braking Systems Corporation, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
NSN 1630-00-226-2371 has 2 manufacturer part numbers on file: 9542392 (Meggitt Aircraft Braking Systems Corporation), 9542392 (National Machine Company Dba Nmg Aerospace).
Key specifications for 9542392: General Characteristics Item Description: STEEL,10.375 IN. LG,4.812 IN. OD,EIGHT 0.75 IN. W BY 0.563 IN. H BY6.324 IN. LG KEYS,SIDES OF KEYS HARDENED 45 TO 55 ROCKWELL C SCALE IN; Reference Data and Literature: T.O.4B1-2-1093; End Item Identification: F-4 AIRCRAFT. 2 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.
NSN 1630-00-226-2371 has DEMIL Code B. 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.