The Air Drier and Cooler,pipeline, cataloged under National Stock Number 4730-01-568-9919, 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 Caterpillar Inc Div Caterpillar Defense. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-568-9919 |
| Primary Part Number | 283-4236 |
| Item Name | Air Drier and Cooler,pipeline |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
|---|---|
| 283-4236 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 283-4237 | Westrac Equipment Pty Ltd (AUS) |
| 283-4236 | Finning (uk) Ltd (GBR) |
| 283-4236 | Westrac Equipment Pty Ltd (AUS) |
| 283-4237 | Hastings Deering (aust) Pty Ltd (AUS) |
| 283-4236 | Hastings Deering (aust) Pty Ltd (AUS) |
| 283-4237 | William Adams Pty Ltd (AUS) |
| 283-4237 | Finning (uk) Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 283-4237 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 4730-01-568-9919 is a Air Drier and Cooler,pipeline, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-568-9919 has 8 manufacturer part numbers on file: 283-4236 (Caterpillar Inc Div Caterpillar Defense), 283-4237 (Westrac Equipment Pty Ltd), 283-4236 (Finning (uk) Ltd), 283-4236 (Westrac Equipment Pty Ltd), 283-4237 (Hastings Deering (aust) Pty Ltd) and 3 more.
Key specifications for 283-4236: Part Name Assigned by Controlling Agency: DRYER AS - AIR; End Item Identification: 3805-01-557-4003; BACKHOE LOADER. 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.