The Bulkhead,fitting, cataloged under National Stock Number 4730-01-198-0845, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is American Turbo Systems Inc. Government technical data includes 1 specification, 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. 3 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 | 4730-01-198-0845 |
| Primary Part Number | 101121 |
| Item Name | Bulkhead,fitting |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | American Turbo Systems Inc |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL ALUMINUM |
| 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 |
|---|---|
| 101121 PRIMARY | American Turbo Systems Inc (USA) |
NSN 4730-01-198-0845 is a Bulkhead,fitting, manufactured by American Turbo Systems Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-198-0845 has 1 manufacturer part number on file: 101121 (American Turbo Systems Inc).
3 possible matches (shared part number, not a government interchangeability claim): 5307-01-244-2140, 2520-01-361-5917, 5306-01-573-6225. Verify interchangeability with system specifications before substitution.
Key specifications for 101121: General Characteristics Item Description: MATERIAL ALUMINUM; End Item Identification: AM32C-10C AIR CONDITIONER; TIERNAY TURBINES INC. 1 specification is 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.