1. Home /
  2. Catalog /
  3. Nonpowered Valves /
  4. 4820-00-900-9743

4820-00-900-9743

Find complete technical information, availability, and procurement data for: 4820-00-900-9743

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 4820-00-900-9743 to receive an up to date pricing and availability quote by email.

4820-00-900-9743
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-900-9743
Item Name Code
05487
Assigment Date
01/01/1960 (66 years ago)

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

right-hand all ends thread direction, spring disk loading method, 3a all ends thread class, poppet flow control device, 500.0 fahrenheit single response maximum operating temp

Product Characteristics

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

Thread Class
3a all ends
Thread Direction
right-hand all ends
Flow Control Device
poppet
Disk Loading Method
spring
Maximum Operating Temp
500.0 fahrenheit single response
Connection Style
flared (tube) all ends
Valve Operation Method
automatic
Connection Type
threaded external tube all ends
Mounting Position
horizontal or vertical
Thread Quantity Per Inch
20 1st end
Maximum Operating Pressure
6000.0 pounds per square inch single response
Nominal Thread Size
0.438 inches all ends
Seat Angle
37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated
0.250 inches 1st end
Material
steel corrosion resisting body
Material
steel corrosion resisting flow control device
Material
steel seat
Style Designator
straight thru
Thread Series Designator
unf all ends

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
H249T4TT Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-900-9743?
The FSCG of the NSN 4820-00-900-9743 is 4820
Does the NSN 4820-00-900-9743 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302090
Does NSN 4820-00-900-9743 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 4820-00-900-9743 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-900-9743 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 4820-00-900-9743 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960

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:

272B6075022
1560-00-524-2166
Oxygen Tubing Cover
272B6075024
1560-00-532-5276
Oxygen Drip Cover Assembly
272B6080326
3040-00-309-4383
Extension Shaft
272B6080340
1270-00-696-8621
Illumina Sight Assy
272B6080397-3
1560-00-651-6418
Panel Switch Guard
272B6080433
1560-00-651-6419
Aircraft Access Cover
272B6080434
1560-00-651-6420
Cover Assembly
272B6080491
1560-00-443-3820
Lab E Mounting Base
272B6080492
1560-00-443-3821
Gyro Support Mount Bracket
272B6080494
5305-00-455-7492
Eccentric Screw
272B6081001-9
4710-00-442-7539
Metal Tube Assembly
272B6089001
5330-00-530-0424
Gasket
272B6089003
1560-00-038-2655
Radome
272B6089022
1560-00-524-2169
Radome
272B6089264
5330-00-485-2435
Gasket