Aerospace Hardware Store

Aerospace

Hardware

111765 Safety Relief Valve

4820-00-409-6186

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

82593
5310-01-305-6028
Hexagon Self-Locking Nut
82593-17
5330-00-178-7452
Plain Encased Seal
82593651
4710-00-406-7052
Tube
82594
5342-01-309-8285
Pump Nose Piece
825947-1
4730-01-429-5887
Pipe Union
82595
5325-01-306-0967
Retaining Ring
82595-100
4720-00-621-4514
Metallic Hose Assembly
825952
5310-01-254-9050
Flat Washer

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
Part Number
111765
(NSN) National Stock Number
4820-00-409-6186
(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
07/20/1970 (56 years ago)

automatic valve operation method, threaded external pipe 1st end connection type, plain (pipe) 1st end connection style, poppet flow control device, right-hand 1st end thread direction

Specs & Compatibility

Thread Direction

right-hand 1st end

Flow Control Device

poppet

Connection Style

plain (pipe) 1st end

Valve Operation Method

automatic

Connection Type

threaded external pipe 1st end

Nominal Thread Size

0.375 inches 1st end

Material

steel overall

Style Designator

straight thru

Thread Series Designator

npt 1st end

Replacement For

Part Number Description
4820-00-454-7582 No Name Available 07/01/1991

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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
111765 Safety Relief Valve
111765-001 Safety Relief Valve
AA325A Safety Relief Valve
AA600 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-409-6186?
The FSCG of the NSN 4820-00-409-6186 is 4820
Does the NSN 4820-00-409-6186 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-409-6186 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 4820-00-409-6186 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-409-6186 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 4820-00-409-6186 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Mon, Jul 20, 1970