Aerospace Hardware Store

Aerospace

Hardware

4820-01-159-0897

Safety 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

A-634-S09980-024
5315-01-718-0585
Headless Straight Pin
A-634-S09981-02 6
5315-01-282-2637
Spring Pin
A-6341
4720-01-672-5997
Water Spray
A-6348
5310-01-468-2982
Clinch Self-Locking Nut
A-6348-02-0.375-21
5365-01-317-8178
Sleeve Spacer
A-6355
5365-01-171-7891
Spacer
A 636
4730-01-547-3033
Pipe Tee
A-636-SK
5325-00-983-2549
Retaining Ring

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
Safety Relief Valve
(NSN) National Stock Number
4820-01-159-0897
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05488
(FIIG) Federal Item Identification Guide
A046B0
Date
08/03/1983 (43 years ago)

automatic valve operation method, poppet flow control device, +1740.0 to 2550.0 pounds per square inch adjustable pressure range

Specs & Compatibility

Flow Control Device

poppet

Valve Operation Method

automatic

Adjustable Pressure Range

+1740.0 to 2550.0 pounds per square inch

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

0005488

Related Hardware Products

Part Number Description
19J1180 Safety Relief Valve
19J1223AND31J249 Safety Relief Valve
19J223AND31J249 Safety Relief Valve
43J0381AND31J0249 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-159-0897?
The FSCG of the NSN 4820-01-159-0897 is 4820
Does the NSN 4820-01-159-0897 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-159-0897 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 4820-01-159-0897 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-159-0897 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 4820-01-159-0897 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Wed, Aug 3, 1983