1. Home /
  2. Catalog /
  3. Nonpowered Valves /
  4. 4820-00-145-4125

4820-00-145-4125

Find complete technical information, availability, and procurement data for: 4820-00-145-4125

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 4820-00-145-4125 to receive an up to date pricing and availability quote by email.

4820-00-145-4125
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-145-4125
Item Name Code
22113
Assigment Date
09/01/1971 (54 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

2.500 inches nominal body outside diameter, grooved seal accommodation type, 45.000 nominal seat angle in deg, 0.380 inches nominal overall height, 1.500 inches nominal body inside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Height
0.380 inches nominal
Body Outside Diameter
2.500 inches nominal
Body Inside Diameter
1.500 inches nominal
Seat Angle In Deg
45.000 nominal
Seal Accommodation Type
grooved
Seating Surface Shape
angular
Material
plastic acetal overall
Style Designator
plain

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
44-20-05-00-76 Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-145-4125?
The FSCG of the NSN 4820-00-145-4125 is 4820
Does the NSN 4820-00-145-4125 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-145-4125 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 4820-00-145-4125 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-145-4125 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 4820-00-145-4125 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Sep 1, 1971

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:

H7106264APC25
5360-00-316-4108
Compression Helical Spring
H7106276B-15
6685-01-051-2959
Diaphragm
H7106276B-PC28
6685-01-051-0423
Indicator Plate
H7106284APC15
6685-00-306-1405
Gage Diaphragm
H7106286APC26
6685-00-306-1405
Gage Diaphragm
H7106286APC4
5360-00-316-4108
Compression Helical Spring
H7106286C
4810-01-200-2393
Fluid Valve Stem
H7106286C PIECE 12
4810-01-200-2393
Fluid Valve Stem
H7106301APC15
6685-00-306-1405
Gage Diaphragm
H7106301APC18
5360-00-316-4108
Compression Helical Spring
H7106304APC51
6685-00-306-1405
Gage Diaphragm
H7106304APC55
5360-00-316-4108
Compression Helical Spring
H7106328BPC7
3120-00-235-0978
Sleeve Bushing
H7106396APC57
4820-00-604-0763
Flat Valve Diaphragm
H7106404APC6
4820-00-678-4823
Valve Seat