PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

627-01Seat,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-150-4902 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-150-4902 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-150-4902. Primary manufacturer part number: 627-01.
Features
  • Seat,valve — FSC 4820
  • Material: NICKEL ALLOY SEAT
  • 2 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-150-4902, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-150-4902
Primary Part Number627-01
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
MaterialNICKEL ALLOY SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-115-0194627-01 INTERCHANGEABLE
Seat,valve
Norgren C a Co
6650-00-315-3958706791 INTERCHANGEABLE
Lens,optical Instrument
Naval Sea Systems Command
4820-01-226-718662701J INTERCHANGEABLE
Retainer,disk,valve
Griswold Industries Dba Cla-Val Co
5305-01-449-770162-701 INTERCHANGEABLE
Screw,machine
General Digital Corp Div General Digital Corporation
2540-01-559-6817 INTERCHANGEABLE
Winch,warn 3.0ci
5331-01-631-961462701 INTERCHANGEABLE
O-Ring
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
40107 PIECE 19 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
627-01 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4820-00-115-0194INTERCHANGEABLE
SEAT,VALVE
627-01
6650-00-315-3958INTERCHANGEABLE
LENS,OPTICAL INSTRUMENT
706791
4820-01-226-7186INTERCHANGEABLE
RETAINER,DISK,VALVE
62701J
5305-01-449-7701INTERCHANGEABLE
SCREW,MACHINE
62-701
2540-01-559-6817INTERCHANGEABLE
WINCH,WARN 3.0CI
5331-01-631-9614INTERCHANGEABLE
O-RING
62701

Frequently Asked Questions

What is NSN 4820-01-150-4902?

NSN 4820-01-150-4902 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.

What are the part numbers for NSN 4820-01-150-4902?

NSN 4820-01-150-4902 has 2 cross-referenced part numbers: 40107 PIECE 19 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 627-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-150-4902?

There are 6 known substitutes for 4820-01-150-4902: 4820-00-115-0194, 6650-00-315-3958, 4820-01-226-7186 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 627-01?

Key specifications for 627-01: Material: NICKEL ALLOY SEAT. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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