The Ring,piston, cataloged under National Stock Number 4310-01-114-8329, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-114-8329 |
| Primary Part Number | 2774025-101 |
| Item Name | Ring,piston |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| FSC Application Data | VALVE ASSEMBLY,REGULATING ANTI-ICE AND RAIN REMOVAL |
| Material Document and Classification | AMS3656 ASSN STD 1ST MATERIAL RESPONSE OR AMS3657 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Joint Style | VERTICAL JOINT |
| Radial Wall Thickness | 0.0280 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM IN |
| Ring Style | CONCENTRIC |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| 2774025-101 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 10110553 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2774025-101 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4310-01-114-8329 is a Ring,piston, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-114-8329 has 1 manufacturer part number on file: 2774025-101 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2774025-101: FSC Application Data: VALVE ASSEMBLY,REGULATING ANTI-ICE AND RAIN REMOVAL; Overall Width: 0.1050 INCHES MINIMUM AND 0.1100 INCHES MAXIMUM IN; Material Document and Classification: AMS3656 ASSN STD 1ST MATERIAL RESPONSE OR AMS3657 ASSN STD 2ND MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE. 7 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.