The Plunger,oil, cataloged under National Stock Number 2990-00-362-7032, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Ambac International Corporation Div Ambac International. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2990-00-362-7032 |
| Primary Part Number | PC400474 |
| Item Name | Plunger,oil |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Ambac International Corporation Div Ambac International |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,CRES,AISI C1118,0.750 IN. O/A LG,0.248 IN. MIN,0.250 IN. MAX DIA,LINEBORED 0.625 IN. LG,0.186 IN. MIN,0.189 IN. MAX DIA,COUNTERBORE 0.125 IN. LG,0.248 IN. MIN,0.250 IN. MAX DIA 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 |
|---|---|
| PC400474 PRIMARY | Ambac International Corporation Div Ambac International (USA) |
| 79-PC400474 | Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales (AUS) |
| 4372077 | Agco Corp Parts Opn (USA) |
| Reference | Meaning |
|---|---|
| PC799 | 5/9 Secondary reference Ambac International Corporation Div Ambac International |
NSN 2990-00-362-7032 is a Plunger,oil, manufactured by Ambac International Corporation Div Ambac International, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-362-7032 has 3 manufacturer part numbers on file: PC400474 (Ambac International Corporation Div Ambac International), 79-PC400474 (Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales), 4372077 (Agco Corp Parts Opn).
Key specifications for PC400474: General Characteristics Item Description: STEEL,CRES,AISI C1118,0.750 IN. O/A LG,0.248 IN. MIN,0.250 IN. MAX DIA,LINEBORED 0.625 IN. LG,0.186 IN. MIN,0.189 IN. MAX DIA,COUNTERBORE 0.125 IN. LG,0.248 IN. MIN,0.250 IN. MAX DIA IN; End Item Identification: 6115-999-7901. 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.