The Cap,filler Opening, cataloged under National Stock Number 2930-01-566-4834, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Adams Thermal Systems Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Cap,filler Opening |
| FSC / FSG | 2930 — Engine Cooling System Components, Nonaircraft (FSG 29) |
| Manufacturers | Cnh Industrial America Llc Dba Cnh America (CAGE 10988); Adams Thermal Systems Inc (CAGE 47NR0) |
| Parameter | Value |
|---|---|
| NSN | 2930-01-566-4834 |
| Primary Part Number | 833886 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Adams Thermal Systems Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 87406949 | Cnh Industrial America Llc Dba Cnh America (USA) |
| 833886 PRIMARY | Adams Thermal Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 87660842 | 5/9 Secondary reference Cnh Industrial America Llc Dba Cnh America |
| 87687375 | 5/9 Secondary reference Cnh Industrial America Llc Dba Cnh America |
NSN 2930-01-566-4834 is a Cap,filler Opening, manufactured by Adams Thermal Systems Inc, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-566-4834 has 2 manufacturer part numbers on file: 87406949 (Cnh Industrial America Llc Dba Cnh America), 833886 (Adams Thermal Systems Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-567-2468, 2930-01-578-9828. Verify interchangeability with system specifications before substitution.
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.