PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40611 PC NO 31Stem,needle Valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-515-7148 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-515-7148 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-515-7148. Primary manufacturer part number: 40611 PC NO 31.
Features
  • Stem,needle Valve — FSC 4820
  • Material Document and Classification: ASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE
  • Material: STEEL COMP 303
  • Valve Size for Which Designed: 1.500 INCHES IN
  • 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 construction
General Description

The Stem,needle Valve, cataloged under National Stock Number 4820-01-515-7148, 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 3 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
NSN4820-01-515-7148
Primary Part Number40611 PC NO 31
Item NameStem,needle Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Material Document and ClassificationASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE
MaterialSTEEL COMP 303
Valve Size for Which Designed1.500 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-460-3869J534 9011B3 Z INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
4910-01-151-1783 INTERCHANGEABLE
Plate,engine Adapter
6910-01-367-8993 INTERCHANGEABLE
Lung,recording,resuscitation Tra
1240-01-484-7213ELITE 1500 INTERCHANGEABLE
Range Finder,laser
Bushnell Group, Inc Div Bushnell Holdings, Inc.
4820-01-515-71401683-01 INTERCHANGEABLE
Disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-515-716240611-8 PC NO 30 INTERCHANGEABLE
Seat,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 PC NO 31 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
2051-00 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4730-00-460-3869INTERCHANGEABLE
FITTING,LUBRICATION
J534 9011B3 Z
4910-01-151-1783INTERCHANGEABLE
PLATE,ENGINE ADAPTER
6910-01-367-8993INTERCHANGEABLE
LUNG,RECORDING,RESUSCITATION TRA
1240-01-484-7213INTERCHANGEABLE
RANGE FINDER,LASER
ELITE 1500
4820-01-515-7140INTERCHANGEABLE
DISK,VALVE
1683-01
4820-01-515-7162INTERCHANGEABLE
SEAT,VALVE
40611-8 PC NO 30
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 4820-01-515-7148?

NSN 4820-01-515-7148 is a Stem,needle 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 4820-01-515-7148?

NSN 4820-01-515-7148 has 3 cross-referenced part numbers: 40611-8 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40611 PC NO 31 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 2051-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-515-7148?

There are 12 known substitutes for 4820-01-515-7148: 4730-00-460-3869, 4910-01-151-1783, 6910-01-367-8993 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40611 PC NO 31?

Key specifications for 40611 PC NO 31: Material Document and Classification: ASTM-582, CRES 303 ASSN STD SINGLE MATERIAL RESPONSE; Material: STEEL COMP 303; End Item Identification: E/I VALVE TEMPERATURE REGULATOR; Special Features: PLUNGER, MAIN VALVE. 5 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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