The Seat,valve, cataloged under National Stock Number 4820-01-128-2295, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pneudraulics, Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-128-2295 |
| Primary Part Number | 45245 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Pneudraulics, Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MCAIR PS 13001 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Stepped Inside Diameter | 0.860 INCHES NOMINAL THIRD STEP IN |
| Hardness Rating | 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| Material | STEEL COMP 440C OVERALL |
| Style Designator | PLAIN FLANGED |
| Surface Treatment | PASSIVATE OVERALL |
| Flange Diameter | 0.923 INCHES NOMINAL IN |
| Body Stepped Inside Diameter | 0.790 INCHES NOMINAL SECOND STEP IN |
| Under Flange Height | 0.315 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| Flange Seat to Disk End Height | 0.295 INCHES NOMINAL IN |
| Body Outside Diameter | 0.747 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-128-2295 is a Seat,valve, manufactured by Pneudraulics, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-128-2295 has 2 cross-referenced part numbers: 10124577 (Nimikkeistokeskus Ncb Finland), 45245 (Pneudraulics, Inc.).
There are 3 known substitutes for 4820-01-128-2295: 3815-00-493-2279, 5306-00-550-1642, 5360-01-418-5888. Verify interchangeability with system specifications before substitution.
Key specifications for 45245: Surface Treatment Document and Classification: MCAIR PS 13001 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Body Stepped Inside Diameter: 0.860 INCHES NOMINAL THIRD STEP IN; Hardness Rating: 57.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.