Lawler Manufacturing Company, Inc. · NSN 4820-00-835-4142 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-835-4142 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-835-4142. Primary manufacturer part number: 1646.
4820-00-835-4142 — No Item Name Available illustration
Features
Seat,valve — FSC 4820
Seating Surface Shape: FLAT
Nominal Thread Size: 1.250 INCHES SINGLE THREADED PORTION IN
Thread Length: 0.375 INCHES NOMINAL SINGLE THREADED PORTION IN
Style Designator: PLAIN THREADED
Thread Series Designator: UNEF SINGLE THREADED PORTION
Body Inside Diameter: 0.945 INCHES NOMINAL IN
Material: STEEL OVERALL
Applications
Flow control in piping systems
Pressure regulation
Steam and fluid isolation
Applications requiring Steel Overall construction
General Description
The Seat,valve, cataloged under National Stock Number 4820-00-835-4142, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
NSN 4820-00-835-4142 is a Seat,valve, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
What are the part numbers for NSN 4820-00-835-4142?
NSN 4820-00-835-4142 has 2 cross-referenced part numbers: 355 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 1646 (Lawler Manufacturing Company, Inc.).
What NSN replaces 4820-00-835-4142?
There are 12 known substitutes for 4820-00-835-4142: 6625-00-041-2254, 4710-00-097-1551, 5950-00-226-6841 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 1646?
Key specifications for 1646: Seating Surface Shape: FLAT; Nominal Thread Size: 1.250 INCHES SINGLE THREADED PORTION IN; Thread Length: 0.375 INCHES NOMINAL SINGLE THREADED PORTION IN; Style Designator: PLAIN THREADED. 10 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.