The Ring,wearing, cataloged under National Stock Number 4320-01-189-3233, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Wellman Dynamics Machining and Assembly, Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-01-189-3233 |
| Primary Part Number | 36019-3 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Wellman Dynamics Machining and Assembly, Inc. |
| Status | ACTIVE |
| Body Outside Diameter | 1.500 INCHES NOMINAL IN |
| Material | PLASTIC |
| 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 |
|---|---|
| 36019-3 | Tactair Fluid Controls Inc (USA) |
| 36019-3 PRIMARY | Wellman Dynamics Machining and Assembly, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 02-60132 REVD ITEM 18 | 5/9 Secondary reference U.S. Government activity |
| 02-60132 REVD ITEM 18 | C/1 Advisory reference — outside the item-of-supply concept Tactair Fluid Controls Inc |
| 36019-3 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-01-189-3233 is a Ring,wearing, manufactured by Wellman Dynamics Machining and Assembly, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-189-3233 has 2 manufacturer part numbers on file: 36019-3 (Tactair Fluid Controls Inc), 36019-3 (Wellman Dynamics Machining and Assembly, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6685-01-261-0049. Verify interchangeability with system specifications before substitution.
Key specifications for 36019-3: Body Outside Diameter: 1.500 INCHES NOMINAL IN; Material: PLASTIC. 2 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.