The Cap,filler Opening, cataloged under National Stock Number 2930-01-066-2972, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cummins Inc.. Government technical data includes 8 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. 4 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 | 2930-01-066-2972 |
| Primary Part Number | 103624 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Accommodation Type | LUGS END GRIPPING |
| Style Designator | CLOSED COOLING SYSTEM TYPE W/ LOOSE VACUUM VALVE |
| Outside Diameter | 2.750 INCHES NOMINAL IN |
| System for Which Designed | PRESSURIZED |
| Pressure Relief Method | AUTOMATIC |
| Maximum Working Pressure | 7.000 POUNDS PER SQUARE INCH (PSI) LBS |
| Material | STEEL OVERALL |
| Sealing Length | 0.625 INCHES NOMINAL 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 |
|---|---|
| 103624 PRIMARY | Cummins Inc. (USA) |
NSN 2930-01-066-2972 is a Cap,filler Opening, manufactured by Cummins Inc., classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-066-2972 has 1 manufacturer part number on file: 103624 (Cummins Inc.).
4 possible matches (shared part number, not a government interchangeability claim): 5950-01-315-1109, 5360-01-373-1675, 5360-01-490-6517. Verify interchangeability with system specifications before substitution.
Key specifications for 103624: Overall Height: 0.875 INCHES NOMINAL IN; Accommodation Type: LUGS END GRIPPING; Style Designator: CLOSED COOLING SYSTEM TYPE W/ LOOSE VACUUM VALVE; Outside Diameter: 2.750 INCHES NOMINAL IN. 8 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 2930-01-066-2972 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.