The Brake Drum, cataloged under National Stock Number 1630-01-232-6194, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is Thomas Instrument, Incorporated. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1630-01-232-6194 |
| Primary Part Number | NF203082-1 |
| Item Name | Brake Drum |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Manufacturer | Thomas Instrument, Incorporated |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Supplementary Features | INSIDE DIAMETER: 2.78" |
| Mounting Hole Diameter | 0.3137 INCHES MINIMUM AND 0.3167 INCHES MAXIMUM IN |
| Overall Outside Diameter | 3.00 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| NF203082-1 | Mac Aerospace Corp (USA) |
| NF203082-1 | Airtronics, Llc (USA) |
| NF203082-1 PRIMARY | Thomas Instrument, Incorporated (USA) |
| NF203082-1 | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| NF203082-1 | 5/9 Secondary reference Speco Corp |
NSN 1630-01-232-6194 is a Brake Drum, manufactured by Thomas Instrument, Incorporated, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
NSN 1630-01-232-6194 has 4 manufacturer part numbers on file: NF203082-1 (Mac Aerospace Corp), NF203082-1 (Airtronics, Llc), NF203082-1 (Thomas Instrument, Incorporated), NF203082-1 (The Boeing Company Div Legacy Am&m).
Key specifications for NF203082-1: Mounting Hole Quantity: 3; Supplementary Features: INSIDE DIAMETER: 2.78"; Mounting Hole Diameter: 0.3137 INCHES MINIMUM AND 0.3167 INCHES MAXIMUM IN; Overall Outside Diameter: 3.00 INCHES NOMINAL IN. 5 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 1630-01-232-6194 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.