The Cap,filler Opening, cataloged under National Stock Number 2930-01-574-0409, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Carrier Corp. Government technical data includes 4 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 | 2930-01-574-0409 |
| Primary Part Number | 30-00397-00 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Carrier Corp |
| Status | ACTIVE |
| Overall Diameter | 67.1 MILLIMETERS NOMINAL MM |
| Style Designator | INSIDE CAM TYPE W/ LUGS |
| Outside Diameter | 57.4 MILLIMETERS NOMINAL MM |
| Sealing Length | 14.0 MILLIMETERS MINIMUM AND 15.6 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| 30-00397-00 PRIMARY | Carrier Corp (USA) |
NSN 2930-01-574-0409 is a Cap,filler Opening, manufactured by Carrier Corp, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-574-0409 has 1 manufacturer part number on file: 30-00397-00 (Carrier Corp).
1 possible match (shared part number, not a government interchangeability claim): 2930-01-585-8009. Verify interchangeability with system specifications before substitution.
Key specifications for 30-00397-00: Overall Diameter: 67.1 MILLIMETERS NOMINAL MM; Style Designator: INSIDE CAM TYPE W/ LUGS; Outside Diameter: 57.4 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: RADIATOR CAP. 4 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.