The Piston Insulator,thermal,brake, cataloged under National Stock Number 1630-01-641-0679, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1630-01-641-0679 |
| Item Name | Piston Insulator,thermal,brake |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 115-215 | 3/2 Design control — primary reference U.S. Government activity |
| 115-215-1 | 5/2 Secondary reference U.S. Government activity |
NSN 1630-01-641-0679 is a Piston Insulator,thermal,brake, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
Key specifications for 1630-01-641-0679: Special Features: THE MAIN BRAKE ASSEMBLY PART NO. 2-1133; Part Name Assigned by Controlling Agency: INSULATOR-PISTON; End Item Identification: CL-215T(SCOOPER) AIRCRAFT. 0 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.