The Piston,oil, cataloged under National Stock Number 2935-00-032-7587, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Standard-Thomson Corporation. Government technical data includes 1 specification, 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2935-00-032-7587 |
| Primary Part Number | 46629 |
| Item Name | Piston,oil |
| FSC / FSG | 2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving |
| Manufacturer | Standard-Thomson Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS; 1.490 IN. MIN,1.495 IN. MAX OD; 1.062 IN. ID IN |
| 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 |
|---|---|
| 46629 PRIMARY | Standard-Thomson Corporation (USA) |
NSN 2935-00-032-7587 is a Piston,oil, manufactured by Standard-Thomson Corporation, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
NSN 2935-00-032-7587 has 1 manufacturer part number on file: 46629 (Standard-Thomson Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 5950-00-471-6072, 5330-00-850-3671. Verify interchangeability with system specifications before substitution.
Key specifications for 46629: General Characteristics Item Description: BRASS; 1.490 IN. MIN,1.495 IN. MAX OD; 1.062 IN. ID 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.
NSN 2935-00-032-7587 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.