The Transition Collar,cooler, cataloged under National Stock Number 4420-01-486-4112, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Alfa Laval Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 4420-01-486-4112 |
| Primary Part Number | 32324-7367-2 |
| Item Name | Transition Collar,cooler |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Alfa Laval 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 |
|---|---|
| 32324-7367-2 PRIMARY | Alfa Laval Inc (USA) |
| Reference | Meaning |
|---|---|
| 88110-731 | D/9 Drawing number reference only Alfa Laval Inc |
| 32330-7367-2 | C/1 Advisory reference — outside the item-of-supply concept Alfa Laval Inc |
| 8727018 | D/9 Drawing number reference only Alfa Laval Inc |
NSN 4420-01-486-4112 is a Transition Collar,cooler, manufactured by Alfa Laval Inc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-486-4112 has 1 manufacturer part number on file: 32324-7367-2 (Alfa Laval Inc).
4 possible matches (shared part number, not a government interchangeability claim): 4420-01-486-4116, 4420-01-486-7719, 4420-01-486-7721. Verify interchangeability with system specifications before substitution.
Key specifications for 32324-7367-2: Special Features: THREE EACH ARE USED ON THE TRANSITION PLATE P/N 367341-0552; REPLACEMENT PART FOR THE HEAT EXCHANGER SERIAL NO. 30105-55892; End Item Identification: TICONDEROGA CLASS CG (47); NHA COOLER, FLUID, INDUSTRIAL NSN 4420-01-486-3861. 0 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.