Temperature Regulating Valve

NSN: 4820-01-513-3257 | Model: MIL-DTL-19772

A self-acting valve designed for controlling, by means of a thermostatic element, the flow of liquids or gases therethrough. The thermostatic element is located in liquid or gas whose temperature is controlled by the heat of the liquid or gas flowing through the valve. See also valve, relief, pressure and temperature.

NSN Properties and Flags

NATO Stock Number

4820-01-513-3257

DEMIL

Body Material

Copper alloy, qq-c-525, comp 1

Body Style

Straight thru

Stem Material

Steel, qq-s-763

Furnished Items

Union nut and tailpiece w/grooves

Media For Which Designed

Water

First End Connection Type

Unthreaded internal tube

First End Style Designator

Socket w/brazing ring

First End Outside Diameter Tube Accommodated

0.750 inches

Second End Relationship With First End

Identical

Seat Material

Copper alloy, qq-c-525, comp 1

Face To Face Distance

6.125 inches

Packing Material

Plastic, polytetrafluoroethylene

Flow Control Device

Plunger with 2 discs

End Connection Quantity

Renewable Seat Ring Type

Threaded

Two-way Valve Action

Reverse acting

Tempurature Adjustability

Adjustable

Thermostatic Element

Liquid immersion type

Tempurature Rating

Between 60.0 degrees fahrenheit and 160.0 degrees fahrenheit

End Connection Specification/std

Mil-f-1183 grooved for brazing ring

Valve Size

0.750 inches

Part Name Assigned By Controlling Agency

3/4" trac style a fairsafe double seat reverse acting thermostatic temperature regulator valve assembly

Special Features

USES-AL-T.R-EGUL

Test Data Document

81349-mil-s-901c specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.). And 96906-mil-std-167 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Specification Data

81349mil-dtl-19772 government specification

Nondefinitive Specification/std Data

Pe ii, class 2 series 250 type

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 4820-01-513-3257 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

MIL-DTL-19772
40051-404
40051-4
40051-4 ASSEMBLY 40051-404

Cage Codes:

Military Specifications (CAGE 81349)
Trac Regulators Inc (CAGE 55378)

Schedule B & Trade:

Schedule B: 8481809015 (NAICS 332911)

Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
SITC: 74780

Taps, cocks, valves and similar appliances, n.E.S.
End Use: 21180

Industrial machines, other

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

051080 - Faucets, bibcocks, gates valves
WCC:

594 - Pumps and parts, (machinery and parts),(less than 35 feet)
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
3b-----
Repariability
When repair is beyond lower level maintenance capability, evacuate the item to depot. disposal is not authorized below wholesale level.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $7,988.02 to $13,313.37..
Does NSN 4820-01-513-3257 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy
What is the NIIN of NSN 4820-01-513-3257?
015133257 or 01-513-3257
Does NSN 4820-01-513-3257 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-01-513-3257?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Sep 23, 2003