The Ring,piston, cataloged under National Stock Number 4310-01-231-9707, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Greene Tweed & Co Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-231-9707 |
| Primary Part Number | 126-44807-731-0050 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Cross-Sectional Shape Style | STRAIGHT FACE, SCRAPER |
| Joint Style | DIAGONAL JOINT |
| Ring Style | CONCENTRIC |
| Material | PLASTIC OVERALL |
| 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 |
|---|---|
| 310193 | Parker-Hannifin Corporation Div Hydraulic Accumulator Division (USA) |
| 126-44807-731-0050 PRIMARY | Greene Tweed & Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 126-44807-731-0050 | 5/9 Secondary reference Palmetto Inc |
NSN 4310-01-231-9707 is a Ring,piston, manufactured by Greene Tweed & Co Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-231-9707 has 2 manufacturer part numbers on file: 310193 (Parker-Hannifin Corporation Div Hydraulic Accumulator Division), 126-44807-731-0050 (Greene Tweed & Co Inc).
Key specifications for 126-44807-731-0050: Overall Width: 1.3800 INCHES NOMINAL IN; Cross-Sectional Shape Style: STRAIGHT FACE, SCRAPER; Joint Style: DIAGONAL JOINT; Ring Style: CONCENTRIC. 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.