The Ring,wearing, cataloged under National Stock Number 4320-00-062-8255, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. Government technical data includes 16 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-062-8255 |
| Primary Part Number | 035-42661 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division |
| Status | ACTIVE |
| Corner Shape | CHAMFERED INSIDE LEFT CORNER |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | CHAMFERED OUTSIDE LEFT CORNER |
| Chamfer Length | 0.250 INCHES NOMINAL INSIDE LEFT CORNER IN |
| Chamfer Length | 0.438 INCHES NOMINAL OUTSIDE LEFT CORNER IN |
| Body Style | PLAIN |
| Body Outside Diameter | 7.500 INCHES NOMINAL IN |
| Body Inside Diameter | 3.375 INCHES NOMINAL IN |
| Mounting Hole Nominal Thread Size | 0.250 INCHES IN |
| Bolt Hole Quantity | 2 |
| Bolt Circle Diameter | 5.000 INCHES NOMINAL IN |
| Chamfer Angle | 15.0 DEGREES NOMINAL INSIDE LEFT CORNER |
| Chamfer Angle | 25.0 DEGREES NOMINAL OUTSIDE LEFT CORNER |
| Material | IRON |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 035-42661 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA) |
| Reference | Meaning |
|---|---|
| 4320PL0677079 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4320-00-062-8255 is a Ring,wearing, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-062-8255 has 1 manufacturer part number on file: 035-42661 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division).
Key specifications for 035-42661: Corner Shape: CHAMFERED INSIDE LEFT CORNER; Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: CHAMFERED OUTSIDE LEFT CORNER. 16 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.