The Seat,valve, cataloged under National Stock Number 4820-00-852-5801, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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 | 4820-00-852-5801 |
| Primary Part Number | 1027-00 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| Status | ACTIVE |
| Style Designator | PLAIN THREADED |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF SINGLE THREADED PORTION |
| Body Inside Diameter | 0.875 INCHES NOMINAL IN |
| Nominal Thread Size | 1.375 INCHES SINGLE THREADED PORTION IN |
| Thread Length | 0.156 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Seating Surface Shape | FLAT |
| Thread Class | 2A SINGLE THREADED PORTION A |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-852-5801 is a Seat,valve, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-852-5801 has 3 cross-referenced part numbers: 2029 (Lawler Manufacturing Company, Inc.), 1027 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 1027-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).
There are 3 known substitutes for 4820-00-852-5801: 5910-00-648-8920, 5826-00-944-7012, 5331-01-675-7629. Verify interchangeability with system specifications before substitution.
Key specifications for 1027-00: Style Designator: PLAIN THREADED; Material: STEEL CORROSION RESISTING OVERALL; Thread Series Designator: UNF SINGLE THREADED PORTION; Body Inside Diameter: 0.875 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.