Aerospace Hardware Store

Aerospace

Hardware
  1. Home /
  2. Hardware Catalog /
  3. Nonpowered Valves /
  4. 4820-01-437-1012

4820-01-437-1012

Expansion 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

2806032-01
5970-01-519-7055
Electrical Insulation Sleeving
28061-1
5325-01-565-2656
Snapslide Fastener Latch
28061-3734
5330-00-867-6721
Seal
2806102
5970-00-162-7261
Plate Insulator
28062
4820-01-046-4700
Valve Disk Retainer
28062-001
5330-01-281-1773
Gasket
28062538
5306-01-443-1973
Machine Bolt
28062541
5340-01-473-7639
Floor Plate Latch

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
Expansion Valve
(NSN) National Stock Number
4820-01-437-1012
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05493
(FIIG) Federal Item Identification Guide
A07100
Date
10/04/1996 (30 years ago)

0.500 inches nominal first end outside diameter tube accommodated, refrigerant 22 media for which designed, unthreaded internal tube first end connection type, straight thru body style, plain first end style designator

Specs & Compatibility

Body Style

straight thru

Media For Which Designed

refrigerant 22

First End Connection Type

unthreaded internal tube

First End Style Designator

plain

First End Outside Diameter Tube Accommodated

0.500 inches nominal

Second End Relationship With First End

not identical

Second End Connection Type

unthreaded internal tube

Second End Style Designator

plain

Second End Outside Diameter Tube Accommodated

0.625 inches nominal

Flow Control Device

cone, bottom guided

End Connection Quantity

2

Valve Expansion Control Type

thermostatic

Valve Evaporator Temp Range Designation

low

Valve Pressure Limiting Device

not included

Valve Equalizer Location

internal

End Item Identification

wasp class lhd

Refrigeration Capacity In Btu Per Hour

6.0

Special Features

application oil cooler

Material

copper alloy body

Material

nickel alloy and steel corrosion resisting seat

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

0005493

Related Hardware Products

Part Number Description
9A001-01-C FIND NO. 21 Expansion Valve
SV-1/2-L4 Expansion Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-437-1012?
The FSCG of the NSN 4820-01-437-1012 is 4820
Does the NSN 4820-01-437-1012 have a Schedule B code assigned?
Yes, the Schedule B code is 8481809050
Does NSN 4820-01-437-1012 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-01-437-1012 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-437-1012 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 4820-01-437-1012 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Fri, Oct 4, 1996