The Ring,wearing, cataloged under National Stock Number 4320-00-447-0103, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-447-0103 |
| Primary Part Number | 3T24634B3 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES ALL SURFACES |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Corner Shape | ROUND INSIDE LEFT CORNER |
| Corner Shape | ROUND INSIDE RIGHT CORNER |
| Corner Shape | CHAMFERED OUTSIDE RIGHT CORNER |
| Corner Radius | 0.062 INCHES NOMINAL INSIDE RIGHT CORNER IN |
| Chamfer Length | 0.062 INCHES NOMINAL OUTSIDE RIGHT CORNER IN |
| Body Style | PLAIN |
| Body Outside Diameter | 2.996 INCHES MINIMUM AND 2.997 INCHES MAXIMUM IN |
| Body Inside Diameter | 2.500 INCHES MINIMUM AND 2.503 INCHES MAXIMUM IN |
| Chamfer Angle | 45.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER |
| Material | STEEL |
| 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 |
|---|---|
| 3T24634B3 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 3T24634B3 | Toolex, Inc Dba Toolex Inc (USA) |
| 3F4903PC17 | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 3F4903PC17 | Toolex, Inc Dba Toolex Inc (USA) |
| DA109-2 | Dolphin Machine, Llc (USA) |
NSN 4320-00-447-0103 is a Ring,wearing, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-447-0103 has 5 manufacturer part numbers on file: 3T24634B3 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 3T24634B3 (Toolex, Inc Dba Toolex Inc), 3F4903PC17 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 3F4903PC17 (Toolex, Inc Dba Toolex Inc), DA109-2 (Dolphin Machine, Llc).
Key specifications for 3T24634B3: Surface Finish: 125.0 MICROINCHES ALL SURFACES; Corner Shape: SQUARE OUTSIDE LEFT CORNER; Corner Shape: ROUND INSIDE LEFT CORNER; Corner Shape: ROUND INSIDE RIGHT CORNER. 12 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.