The Retainer,lock Cylinder, cataloged under National Stock Number 1650-00-970-9910, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-970-9910 |
| Primary Part Number | 128HM10113-3 |
| Item Name | Retainer,lock Cylinder |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,AMS4167 OR QQ-A-22519,7075-T7351; 0.810 IN. LG; 1.218 IN. OD IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 128HM10113-3 | Capy Machine Shop Inc. Dba Capy Machine Shop Inc (USA) |
| 128HM10113-3 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 128HM10113-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| 128HM10113-3 | 5/9 Secondary reference Fluidonics Inc |
| 128HM10113-3 | 5/9 Secondary reference Tek Precision Co Limited |
| 128HM10113-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 1650-00-970-9910 is a Retainer,lock Cylinder, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-970-9910 has 2 manufacturer part numbers on file: 128HM10113-3 (Capy Machine Shop Inc. Dba Capy Machine Shop Inc), 128HM10113-3 (Northrop Grumman Systems Corporation).
Key specifications for 128HM10113-3: General Characteristics Item Description: ALUMINUM ALLOY,AMS4167 OR QQ-A-22519,7075-T7351; 0.810 IN. LG; 1.218 IN. OD IN. 1 specification is 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.
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.