Aerospace Hardware Store

Aerospace

Hardware

4820-01-236-4407

Pressure and Temper Relief Valve

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

Request for Quote

Send us a request for quote using the form below. Our team will promptly provide you with the latest pricing and availability details.

AS9120 ISO9001 Aviation Suppliers Association Global Shipping

Featured Parts

35653 ITEM 21
4720-01-572-5850
Nonmetallic Hose Assembly
35653 ITEM 22
4720-01-572-5803
Nonmetallic Hose Assembly
35653 ITEM 6
5331-01-572-0215
O-Ring
3565308
5340-01-558-8275
Rubber Draw Latch
3565316
5305-01-558-3651
Hexagon Head Cap Screw
356534
5305-01-681-4088
Machine Screw
3565347
5360-01-558-4683
Compression Helical Spring
356536
4730-00-857-4433
Tube to Boss Tee

Need Assistance?

Our catalog is extensive, but we understand that sometimes specific needs might not be immediately available. If you could not find the exact products you were searching for, we are here to help!

Contact us directly, and our team will assist you in finding the perfect solution for your requirements.

Contact Us

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • Genuine Manufacturers Parts
  • 100% Product Inspection
  • 7 Year Sales Record Retention
  • Fast On-Time Delivery
  • HAZMAT Certified
  • Global Shipping

Official Item Classification

Name
Pressure and Temper Relief Valve
(NSN) National Stock Number
4820-01-236-4407
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
16996
(FIIG) Federal Item Identification Guide
A07100
Date
07/17/1986 (40 years ago)

hydrocarbon fuels and oils media for which designed, butt weld tube first end connection type, single connection angle flow body style, beveled first end style designator, -50.0 fahrenheit and 275.0 fahrenheit temp rating

Specs & Compatibility

Body Style

single connection angle flow

Temp Rating

-50.0 fahrenheit and 275.0 fahrenheit

Media For Which Designed

hydrocarbon fuels and oils

First End Connection Type

butt weld tube

First End Style Designator

beveled

First End Outside Diameter Tube Accommodated

0.735 inches minimum and 0.736 inches maximum

Flow Control Device

poppet

End Connection Quantity

1

Valve Discharge Flow Rate

6.0 gallons per minute

Temp Adjustability

not adjustable

Temp Control Device Type

fusible

Material

steel comp 440a flow control device

Material

steel comp 440a seat

Material

steel corrosion resisting body

Material Document And Classification

aisi 440c assn std single material response flow control device

Material Document And Classification

aisi 440c assn std single material response seat

Material Document And Classification

ams 5640 assn std single material response body

Surface Treatment

passivate outside

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

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

Hazardous Metals Indicator
N

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

Pseudo Item Name Code

0016996

Related Hardware Products

Part Number Description
A15HS051-1 Pressure and Temper Relief Valve
AA-B211-8D8A Pressure and Temper Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-236-4407?
The FSCG of the NSN 4820-01-236-4407 is 4820
Does the NSN 4820-01-236-4407 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-236-4407 require demilitarization?
"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
Does NSN 4820-01-236-4407 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-236-4407 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-236-4407 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Thu, Jul 17, 1986