Check Valve

M25675-F8

M25675-F8
(NSN) National Stock Number
4820-00-045-7415
Federal Supply Classification
4820 Nonpowered Valves
Item Name Code
05487
Schedule B Code
8481302090
Summary

3a all ends thread class, right-hand all ends thread direction, disk flow control device, spring disk loading method, 450.0 deg fahrenheit single response maximum operating temp, flared (tube) all ends connection style

DAC HCC DMIL RNCC
E - - 2
RNVC SADC MSDS RNAAC
2 - - ZZ
Identification

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

INC FIIG Concept Condition
05487 A530B0 1 1
Specifications
Thread Class
3a all ends
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand all ends
Details The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Flow Control Device
disk
Details The part that controls the flow through the item.
Disk Loading Method
spring
Details The means of closing the item when inlet pressure decreases.
Maximum Operating Temp
450.0 deg fahrenheit single response
Details The maximum temperature at which the item is rated to operate for an extended period of time.
Connection Style
flared (tube) all ends
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
Connection Type
threaded external tube all ends
Details Indicates the type of connection/s/.
Mounting Position
horizontal
Details The installed position for which the item is designed.
Thread Quantity Per Inch
16 1st end
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Maximum Operating Pressure
3000.0 pounds per square inch single response
Details The maximum pressure at which the item is rated for operation.
Nominal Thread Size
0.750 inches all ends
Details A designation that is used for the purpose of general identification of the thread.
Seat Angle
37.0 degrees all ends
Details The angle of the end surface upon which the mated surface seats.
Nominal Outside Diameter Tube Accommodated
0.500 inches all ends
Details The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.
Material
steel corrosion resisting body
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material
steel corrosion resisting seat
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Media For Which Designed
fuel/oil, hydrocarbon 3rd response
Details The type of media for which the item is designed.
Media For Which Designed
hydraulic fluid, phosphate-ester base 1st response
Details The type of media for which the item is designed.
Media For Which Designed
hydraulic fluid, silicate-ester base 2nd response
Details The type of media for which the item is designed.
Style Designator
straight thru
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Thread Series Designator
unf all ends
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
4C2180 99240 6 - 5 1 - ZZ
J416-8SS-5 72352 6 - 5 9 - ZZ
J416A-8SS-5 09990 6 - 5 1 - ZZ
416-8SS-5 86768 4 - 5 9 - 9Z
MIL-PRF-25675 81349 E - 4 1 - ZZ
MS24593-8 96906 X - 5 9 - XX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
29300 - W -
RVC WCC TCC SHC
- 576 Z 9

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
Manufacturer
MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
CAGE: 81349
View Products
FAQs
Frequently asked questions for NSN 4820-00-045-7415
What is the NIIN of the NSN 4820-00-045-7415?
The National Item Identification Number (NIIN) of the NSN 4820-00-045-7415 is 00-045-7415
When the NSN 4820-00-045-7415 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 4820-00-045-7415 contain any precious metals?
Type/content is unknown
Does the NSN 4820-00-045-7415 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We are a trusted provider of milspec and aerospace hardware, offering high-quality consumables and parts. With a commitment to excellence, we guarantee reliable and fast delivery through our network of logistics centers. Our mission is to support the aerospace industry with precision and efficiency.

Contact
3555 Agricultural Center Dr.
St. Augustine, FL, 32092
United States
© 2025 Aerospace Hardware Store, Inc. All rights reserved.
Made in USA