Safety Relief Valve

NSN: 4820-00-245-0862 | Model: MILV20065

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

NSN Properties and Flags

NATO Stock Number

4820-00-245-0862

DEMIL

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Union

Disk Loading Method

Spring

Valve Discharge Flow Rate

1493.0 pounds per hour

Renewable Seat Ring Type

Threaded

Bolt Hole Quantity

4 2nd end

Maximum Operating Temp

775.0 degrees fahrenheit single response

Valve Operation Method

Automatic

Flange Shape

Round with holes 2nd end

Connection Type

Flange 1st end

Features Provided

Pressure tight outlet side

Valve Size

0.500 inches

Adjustable Pressure Range

+145.0/+206.0 pounds per square inch

Maximum Operating Pressure

400.0 pounds per square inch single response

Outside Diameter

3.750 inches 1st end

Thickness

0.575 inches 1st end

First Connection Face To Centerline Distance

3.250 inches

Bolt Hole Diameter

0.630 inches 2nd end

Second Connection Face To Centerline Distance

3.500 inches

Bolt Circle Diameter

2.625 inches 1st end

Flange Face Design

Raised straight 2nd end

Raised Face Height

0.245 inches 1st end

Raised Face Diameter

1.375 inches 1st end

Material

Steel seat or steel comp 304 seat

Material Specification

Fed standard 66, aisi 410/sae 51410 federal standard single material response stem

Media For Which Designed

Steam single response

Style Designator

Angle flanged ends

Nondefinitive Specification/std Data

2 type and d composition and 1-2in.Ips size

Inventory Check

The last inventory check on this NSN was done on 04/07/2020. Due to rapid changes in inventory this may not be the current stock qty.

New: 65
New Surplus: 31

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 4820-00-245-0862 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

MILV20065
TY2C0MPD1-2 400-145T0206F
CNCRN08CCC
20342B01S0145
FF2751-1-2INIPS
CNCRN08CCC
CNSRN08SCC
20342X51FTSS
20342X51FTSS

Cage Codes:

Military Specifications (CAGE 81349)
Naval Inventory Control Point (CAGE 03950)
Dante Valve Company Inc (CAGE 5P967)
Pentair Valves & Controls Us Lp (CAGE 15187)
anderson Greenwood Lp (CAGE 01343)
Danco Valve Company (CAGE 65079)

Schedule B & Trade:

Schedule B: 8481400000 (NAICS 332911)

Safety or relief valves
SITC: 74740

Safety or relief valves
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

U - Precious metal content is unknown

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:

127220 - Pressure reg/red/relief valves noi
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:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

P - 77.5
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
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $6,217.07 to $10,361.78..
Does NSN 4820-00-245-0862 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, Poland, and Greece
What is the NIIN of NSN 4820-00-245-0862?
002450862 or 00-245-0862
Does NSN 4820-00-245-0862 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-245-0862?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 13, 1973