Aerospace Hardware Store

Aerospace

Hardware

4820-01-640-7456

Valve Seat

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

301R559H01
5330-00-865-9554
Gasket
301R560H01
5330-00-865-9545
Gasket
301R569H01
5365-00-823-4795
Sleeve Spacer
301R623H01
5970-00-481-7170
Bushing Insulator
301R623H02
5970-00-481-7171
Bushing Insulator
301R623H03
5970-00-481-7172
Bushing Insulator
301R623H04
5970-00-231-2753
Bushing Insulator
301R623H06
5970-00-232-1597
Bushing Insulator

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
Valve Seat
(NSN) National Stock Number
4820-01-640-7456
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
22113
(FIIG) Federal Item Identification Guide
A15500
Date
12/19/2014 (11 years ago)

zzzy criticality code justification, material controlled iaw ss800-ag-man-010/p9290 system certification procedures and criteria manual for deep submergence systems and requires cleaning, packing, and marking iaw mil-std-1622 or mil-std-1330 as deemed applicable; critical item for safety and survival of deep submergence research and rescue vehicals as differentiated by special test features reference number differentiating characteristics

Specs & Compatibility

Criticality Code Justification

zzzy

Reference Number Differentiating Characteristics

material controlled iaw ss800-ag-man-010/p9290 system certification procedures and criteria manual for deep submergence systems and requires cleaning, packing, and marking iaw mil-std-1622 or mil-std-1330 as deemed applicable; critical item for safety and survival of deep submergence research and rescue vehicals as differentiated by special test features

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
S

The item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.

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

0022113

Related Hardware Products

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-640-7456?
The FSCG of the NSN 4820-01-640-7456 is 4820
Does the NSN 4820-01-640-7456 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-640-7456 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 4820-01-640-7456 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-640-7456 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 4820-01-640-7456 was assigned to the Federal Catalog?
It was assigned 11 years ago, on Fri, Dec 19, 2014