The Roller,lock,rudder Control Assem, cataloged under National Stock Number 1650-01-187-9236, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-187-9236 |
| Item Name | Roller,lock,rudder Control Assem |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT HYDRAULIC SYSTEM |
| General Characteristics Item Description | ALUMINUM BRONZE AMS4631; 0.300 IN. LG; 0.499 IN. OD OVERALL; BOTH CORNERS CHAMFER 0.030 RADIUS; 0.050 IN. W; BOTH ENDS 0.375 IN. OD; 0.250 IN. ID IN |
| 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 |
| Reference | Meaning |
|---|---|
| 300357-1 | 3/2 Design control — primary reference U.S. Government activity |
| 300357-1 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
NSN 1650-01-187-9236 is a Roller,lock,rudder Control Assem, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5315-01-557-0845. Verify interchangeability with system specifications before substitution.
Key specifications for 1650-01-187-9236: FSC Application Data: AIRCRAFT HYDRAULIC SYSTEM; General Characteristics Item Description: ALUMINUM BRONZE AMS4631; 0.300 IN. LG; 0.499 IN. OD OVERALL; BOTH CORNERS CHAMFER 0.030 RADIUS; 0.050 IN. W; BOTH ENDS 0.375 IN. OD; 0.250 IN. ID IN; End Item Identification: AIRCRAFT KC135R. 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 1650-01-187-9236 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.