PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

241-01Seat,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-221-3195 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-221-3195 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-221-3195. Primary manufacturer part number: 241-01.
Features
  • Seat,valve — FSC 4820
  • Body Outside Diameter: 1.000 INCHES NOMINAL IN
  • 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
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-221-3195, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-221-3195
Primary Part Number241-01
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Body Outside Diameter1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3431-00-018-835153N18 INTERCHANGEABLE
Collet Body,welding Torch
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
5935-00-078-7801241-102 INTERCHANGEABLE
Jack,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5315-00-084-19962411 INTERCHANGEABLE
Pin,drive,power Actuated
Illinois Tool Works Inc
2915-00-166-49792411 INTERCHANGEABLE
Seal Assembly,fuel
Triumph Engine Control Systems Llc
5133-00-189-9267 INTERCHANGEABLE
Drill,twist
6525-00-222-1340 INTERCHANGEABLE
X-Ray Apparatus,dental
6610-00-231-964324101 INTERCHANGEABLE
Block Assy,pickoff
Emcore Corporation Div Concord Division
3010-00-423-80402411 INTERCHANGEABLE
Lever,finger,clutch Adjusting
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5935-00-482-37882411 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
2915-00-568-891224101 INTERCHANGEABLE
Standpipe,fuel Valve,afterburner
Triumph Engine Control Systems Llc
Cross-Reference Index
Part NumberManufacturer
241-01 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
241-1 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
3431-00-018-8351INTERCHANGEABLE
COLLET BODY,WELDING TORCH
53N18
5935-00-078-7801INTERCHANGEABLE
JACK,TIP
241-102
5315-00-084-1996INTERCHANGEABLE
PIN,DRIVE,POWER ACTUATED
2411
2915-00-166-4979INTERCHANGEABLE
SEAL ASSEMBLY,FUEL
2411
5133-00-189-9267INTERCHANGEABLE
DRILL,TWIST
6525-00-222-1340INTERCHANGEABLE
X-RAY APPARATUS,DENTAL
6610-00-231-9643INTERCHANGEABLE
BLOCK ASSY,PICKOFF
24101
3010-00-423-8040INTERCHANGEABLE
LEVER,FINGER,CLUTCH ADJUSTING
2411
5935-00-482-3788INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2411
2915-00-568-8912INTERCHANGEABLE
STANDPIPE,FUEL VALVE,AFTERBURNER
24101
6920-00-679-0453INTERCHANGEABLE
SHAFT ASSY,DRUM LEV
5310-01-171-3631INTERCHANGEABLE
WASHER,FLAT
24101

Frequently Asked Questions

What is NSN 4820-01-221-3195?

NSN 4820-01-221-3195 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 4820-01-221-3195?

NSN 4820-01-221-3195 has 2 cross-referenced part numbers: 241-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 241-1 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-221-3195?

There are 12 known substitutes for 4820-01-221-3195: 3431-00-018-8351, 5935-00-078-7801, 5315-00-084-1996 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 241-01?

Key specifications for 241-01: Special Features: MATL,GAS MONEL; Overall Height: 2.938 INCHES NOMINAL IN; Body Outside Diameter: 1.000 INCHES NOMINAL IN. 3 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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