1. Home /
  2. Catalog /
  3. Nonpowered Valves /
  4. 4820-01-442-8637

4820-01-442-8637

Find complete technical information, availability, and procurement data for: 4820-01-442-8637

DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-442-8637 to receive an up to date pricing and availability quote by email.

4820-01-442-8637
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-442-8637
Assigment Date
03/26/1997 (29 years ago)
Cancelled

This item was cancelled on: 06/01/2015.

A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes:valve, regulating, fluid pressure and valve, calibrated flow.

4820-01-442-8637, no name available

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-442-8637?
The FSCG of the NSN 4820-01-442-8637 is 4820
Does NSN 4820-01-442-8637 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 4820-01-442-8637 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-442-8637 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 4820-01-442-8637 was assigned to the Federal Catalog?
It was assigned 29 years ago, on Wed, Mar 26, 1997

Professional Distribution

Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.

  • ITAR Registered
  • DDTC Registered
  • HAZMAT Certified
  • AS9120 Quality Standards
  • 100% Quality Inspections

You May Also Like

Browse other in-demand NSN parts sourced by professionals in defense, aerospace, and manufacturing sectors. Each component meets strict standards for quality and performance.

Pricing

Submit your request below and our team will respond quickly with up-to-date pricing, delivery estimates, and stock information:

ITAR Registered

Featured Parts

Explore our most requested parts, carefully selected based on customer demand and sourcing activity. Each listing provides current specifications, availability status, and item condition:

205-030-236-003
1560-00-987-5143
Fuselage Assembly Support
205-030-236-009
1560-00-185-9397
Bearing Support
205-030-236-3
1560-00-987-5143
Fuselage Assembly Support
205-030-236-9
1560-00-185-9397
Bearing Support
205-030-237-1
1560-00-431-2762
Seat Support Insert
205-030-245-037
1560-01-551-4113
Air Structural Component Support
205-030-245-053
5340-00-987-5193
Access Cover
205-030-245-055
1560-00-987-5194
Aircraft Access Door
205-030-245-057
1560-01-692-6206
Aircraft Structural Plate
205-030-245-057S
1560-01-692-6035
Air Structural Component Support
205-030-245-059
5340-01-517-4452
Utility Access Door
205-030-245-101
1560-01-613-0474
Air Structural Component Bracket
205-030-245-109
1560-01-613-0475
Aircraft Structural Plate
205-030-245-127A
1560-00-102-8573
Right Hand Door Post
205-030-245-13
1560-00-413-1391
Po Upper Hinge Half