The Cartridge,dehydrator, cataloged under National Stock Number 4440-01-443-9031, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4440-01-443-9031 |
| Primary Part Number | S432-410-222-7 |
| Item Name | Cartridge,dehydrator |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Capacity | 760.320 CUBIC INCHES |
| Material | STEEL BODY |
| Body Overall Height | 10.000 INCHES NOMINAL IN |
| Body Overall Diameter | 8.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4324100202 | Thales Australia - Bendigo Land & Joint Systems (AUS) |
| S432-410-222-7 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| R950011 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| ABP N13 35130010860 | Daimler Truck North America Llc (USA) |
| WAB 432 420 923 2 | Daimler Truck North America Llc (USA) |
| R950011 | Cavanaugh Government Group, Llc (USA) |
| TDA R109994 | Daimler Truck North America Llc (USA) |
| Reference | Meaning |
|---|---|
| R950011 | 5/9 Secondary reference Joint and Clutch Service Inc |
| R950011M | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| 243223 | 5/9 Secondary reference Advantage West Investment Enterprises, Inc. Dba Advantage West Investment Enterprises Inc Div Advantage West Government |
| 1000353 | 5/9 Secondary reference General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp |
| 4440014439031 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| R109994P | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| R950047 | 5/9 Secondary reference B.t.m.c. Corporation |
| 10015899 | C/1 Advisory reference — outside the item-of-supply concept Brighton Cromwell Llc |
| TDA/R950011 | 5/9 Secondary reference Daimler Truck North America Llc |
NSN 4440-01-443-9031 is a Cartridge,dehydrator, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-443-9031 has 7 manufacturer part numbers on file: 4324100202 (Thales Australia - Bendigo Land & Joint Systems), S432-410-222-7 (Meritor Heavy Vehicle Systems, Llc), R950011 (Meritor Heavy Vehicle Systems, Llc), ABP N13 35130010860 (Daimler Truck North America Llc), WAB 432 420 923 2 (Daimler Truck North America Llc) and 2 more.
1 possible match (shared part number, not a government interchangeability claim): 2590-01-550-2157. Verify interchangeability with system specifications before substitution.
Key specifications for S432-410-222-7: Capacity: 760.320 CUBIC INCHES; Special Features: REPLACEMENT CARTRIDGE FOR ALL ROCKWELL WABCO AIR DRYERS; End Item Identification: WEAPONS CODE WFA, TRUCK, LINE HAUL TRACTOR M915 SERIES; 3805-01-431-1165; Material: STEEL BODY. 4 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.