The Cap,filler Opening, cataloged under National Stock Number 2930-00-352-2240, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Aeroil Products Co Inc. Government technical data includes 11 specifications, 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. 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 | 2930-00-352-2240 |
| Primary Part Number | 44500-35 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Aeroil Products Co Inc |
| Status | ACTIVE |
| Accommodation Type | NOTCHED END GRIPPING |
| Thread Length | 11.500 INCHES NOMINAL IN |
| Style Designator | THREADED TYPE-INTERNAL |
| Thread Diameter | 2.000 INCHES NOMINAL IN |
| Outside Diameter | 3.125 INCHES NOMINAL IN |
| Features Provided | BREATHER HOLE |
| System for Which Designed | NONPRESSURIZED |
| Surface Treatment | ENAMEL OVERALL |
| Special Markings | HAND TIGHT ONLY |
| Material | IRON OVERALL |
| Thread Series Designator | NPT |
| 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 |
|---|---|
| 44500-35 PRIMARY | Aeroil Products Co Inc (USA) |
NSN 2930-00-352-2240 is a Cap,filler Opening, manufactured by Aeroil Products Co Inc, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-00-352-2240 has 1 manufacturer part number on file: 44500-35 (Aeroil Products Co Inc).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-537-0612. Verify interchangeability with system specifications before substitution.
Key specifications for 44500-35: Overall Height: 1.500 INCHES NOMINAL IN; Accommodation Type: NOTCHED END GRIPPING; Thread Length: 11.500 INCHES NOMINAL IN; Style Designator: THREADED TYPE-INTERNAL. 11 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.
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.