The Plunger,detent, cataloged under National Stock Number 1650-00-970-9610, 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 3 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1650-00-970-9610 |
| Primary Part Number | 128HM10452-1 |
| Item Name | Plunger,detent |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Length | 1.093 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| GSS5103 | Northrop Grumman Systems Corporation (USA) |
| 128HM10452-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| GSS7021 | 5/1 Secondary reference Northrop Grumman Systems Corporation |
| 128HM10452 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
| 128HM10452-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 128HM10164-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 1650-00-970-9610 is a Plunger,detent, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-970-9610 has 2 manufacturer part numbers on file: GSS5103 (Northrop Grumman Systems Corporation), 128HM10452-1 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 1650-00-970-9936. Verify interchangeability with system specifications before substitution.
Key specifications for 128HM10452-1: Length: 1.093 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Special Features: CRES STEEL AMS 5612;2.350 IN. DIA OF FLANGE END,0.185 IN. FLANGE THK;TWO FLANGES ON BODY,1.487 IN. OD;1.247 IN. OD OF BODY;STEP BORE 0.625 IN. ID FLANGE;1.031 IN. ID BODY END IN; Surface Treatment: CADMIUM OVERALL; Material: STEEL CORROSION RESISTING OVERALL. 3 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 1650-00-970-9610 has DEMIL Code B. 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.