PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50164-14Regulator,thermostatic Temperatu

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-321-8487 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-321-8487 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-321-8487. Primary manufacturer part number: 50164-14.
Features
  • Regulator,thermostatic Temperatu — FSC 4820
  • Bulb Diameter: 1.000 INCHES NOMINAL IN
  • Bulb Length: 12.000 INCHES NOMINAL IN
  • Capillary Tube Length: 360.000 INCHES NOMINAL IN
  • Operating Temp Rating: 50.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF
  • Opening Temp Rating: 50.0 FAHRENHEIT NOMINAL DEGF
  • Flow Control Device: DISK
  • Thermostat Type: BULB
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-321-8487, 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 7 verified specifications, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-321-8487
Primary Part Number50164-14
Item NameRegulator,thermostatic Temperatu
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Bulb Diameter1.000 INCHES NOMINAL IN
Bulb Length12.000 INCHES NOMINAL IN
Capillary Tube Length360.000 INCHES NOMINAL IN
Operating Temp Rating50.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF
Opening Temp Rating50.0 FAHRENHEIT NOMINAL DEGF
Flow Control DeviceDISK
Thermostat TypeBULB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6750-00-198-466871100 INTERCHANGEABLE
Plate,photographic
Miller Dial, Llc
1270-00-532-8598 INTERCHANGEABLE
Clamp,cable
5910-00-714-250911065188-002 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Us Army Aviation and Missile Command
4910-01-183-8938501-64 INTERCHANGEABLE
Cone,chamfering
Rottler Manufacturing, Llc Dba Rottler Manufacturing
5330-01-685-699050164 INTERCHANGEABLE
Gasket
Hutchinson Industries, Inc Div Defense and Industry
Cross-Reference Index
Part NumberManufacturer
50164 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
50164-14 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
6750-00-198-4668INTERCHANGEABLE
PLATE,PHOTOGRAPHIC
71100
1270-00-532-8598INTERCHANGEABLE
CLAMP,CABLE
5910-00-714-2509INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
11065188-002
4910-01-183-8938INTERCHANGEABLE
CONE,CHAMFERING
501-64
5330-01-685-6990INTERCHANGEABLE
GASKET
50164

Frequently Asked Questions

What is NSN 4820-01-321-8487?

NSN 4820-01-321-8487 is a Regulator,thermostatic Temperatu, 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 4820-01-321-8487?

NSN 4820-01-321-8487 has 2 cross-referenced part numbers: 50164 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 50164-14 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-321-8487?

There are 5 known substitutes for 4820-01-321-8487: 6750-00-198-4668, 1270-00-532-8598, 5910-00-714-2509 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50164-14?

Key specifications for 50164-14: Special Features: FOR VALVE SIZES 0.500 IN. TO 2.000 IN. WITH 1.750 IN. DIA ATTACHED FINS IN; Bulb Diameter: 1.000 INCHES NOMINAL IN; Bulb Length: 12.000 INCHES NOMINAL IN; Capillary Tube Length: 360.000 INCHES NOMINAL IN. 8 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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