PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40611-8 PC NO 30Seat,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-515-7162 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-515-7162 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-515-7162. Primary manufacturer part number: 40611-8 PC NO 30.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL COMP 303 SEAT
  • Material Document and Classification: ASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE SEAT
  • Seal Accommodation Type: GROOVED
  • Seating Surface Shape: O-RING
  • 3 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 Steel Comp 303 Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-515-7162, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN4820-01-515-7162
Primary Part Number40611-8 PC NO 30
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
MaterialSTEEL COMP 303 SEAT
Material Document and ClassificationASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Seal Accommodation TypeGROOVED
Seating Surface ShapeO-RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-001-7800205200 INTERCHANGEABLE
Fitting,lubrication
Mcneil Ohio Corp
5365-00-278-8797 INTERCHANGEABLE
Plug,machine Thread
2815-01-234-78064095009 INTERCHANGEABLE
Pin,piston
Cummins Inc.
2520-01-337-43482-05200 INTERCHANGEABLE
Disk,clutch,vehicular
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
4820-01-515-71401683-01 INTERCHANGEABLE
Disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-515-714840611 PC NO 31 INTERCHANGEABLE
Stem,needle Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-515-716540611-8 PC NO 26 INTERCHANGEABLE
Ring,valve Piston
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-515-717540611-8 PC NO 25 INTERCHANGEABLE
Piston,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-515-718340611-8 PC NO 22 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-515-719050202-00 INTERCHANGEABLE
Regulator,thermostatic Temperatu
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
40611-8 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40611-8 PC NO 30 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
2052-00 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4730-00-001-7800INTERCHANGEABLE
FITTING,LUBRICATION
205200
5365-00-278-8797INTERCHANGEABLE
PLUG,MACHINE THREAD
2815-01-234-7806INTERCHANGEABLE
PIN,PISTON
4095009
2520-01-337-4348INTERCHANGEABLE
DISK,CLUTCH,VEHICULAR
2-05200
4820-01-515-7140INTERCHANGEABLE
DISK,VALVE
1683-01
4820-01-515-7148INTERCHANGEABLE
STEM,NEEDLE VALVE
40611 PC NO 31
4820-01-515-7165INTERCHANGEABLE
RING,VALVE PISTON
40611-8 PC NO 26
4820-01-515-7175INTERCHANGEABLE
PISTON,VALVE
40611-8 PC NO 25
4820-01-515-7183INTERCHANGEABLE
SEAT,VALVE
40611-8 PC NO 22
4820-01-515-7190INTERCHANGEABLE
REGULATOR,THERMOSTATIC TEMPERATU
50202-00
5360-01-516-1729INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1844-00
5330-01-516-2888INTERCHANGEABLE
GASKET
2053-00

Frequently Asked Questions

What is NSN 4820-01-515-7162?

NSN 4820-01-515-7162 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 4820-01-515-7162?

NSN 4820-01-515-7162 has 3 cross-referenced part numbers: 40611-8 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40611-8 PC NO 30 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 2052-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-515-7162?

There are 12 known substitutes for 4820-01-515-7162: 4730-00-001-7800, 5365-00-278-8797, 2815-01-234-7806 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40611-8 PC NO 30?

Key specifications for 40611-8 PC NO 30: Material: STEEL COMP 303 SEAT; Material Document and Classification: ASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE SEAT; Seal Accommodation Type: GROOVED; End Item Identification: E/I VALVE TEMPERATURE REGULATOR. 6 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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