The Rotor,bearing Test, cataloged under National Stock Number 4920-00-657-3196, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-00-657-3196 |
| Primary Part Number | QB75908-1 |
| Item Name | Rotor,bearing Test |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Reference Data and Literature | TO 5F8-15-3-3; NAVAIR 05-35BC-21 |
| Functional Description | USED TO TEST BEARING FOR STARTING TORQUE AND FRICTION; USED WITH AUTOMATIC BALL BEARING TORQUE TESTING APPARATUS; USED DURING ALTITUDE INDICATOR P/N 18007-7 REPAIR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| QB75908-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
| Reference | Meaning |
|---|---|
| QB75908-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 4920-00-657-3196 is a Rotor,bearing Test, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-657-3196 has 1 manufacturer part number on file: QB75908-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for QB75908-1: Reference Data and Literature: TO 5F8-15-3-3; NAVAIR 05-35BC-21; Functional Description: USED TO TEST BEARING FOR STARTING TORQUE AND FRICTION; USED WITH AUTOMATIC BALL BEARING TORQUE TESTING APPARATUS; USED DURING ALTITUDE INDICATOR P/N 18007-7 REPAIR; Part Name Assigned by Controlling Agency: BEARING TEST ROTOR; End Item Identification: F101A, F111, E3A AIRCRAFT. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4920-00-657-3196 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.