Pipe Flange

46027A

46027A
(NSN) National Stock Number
4730-00-069-3578
Federal Supply Classification
4730 Hose, Pipe, Tube, Lubrication and Railing Fittings
Item Name Code
03798
Schedule B Code
7307912000
Summary

3.375 inches nominal bolt circle diameter, 1.375 inches nominal thickness, 2.312 inches nominal tube outside diameter for which designed, 2 bolt hole quantity, 4.344 inches nominal flange length, 3.156 inches nominal flange width

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - CX
Identification

An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes:flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).

INC FIIG Concept Condition
03798 A23300 - 1
Specifications
Bolt Circle Diameter
3.375 inches nominal
Details The length of a straight line which passes through the center of a bolt circle,and terminates at the circumference.
Thickness
1.375 inches nominal
Details A measurement of the smallest dimension of an item,in distinction from length or width.
Tube Outside Diameter For Which Designed
2.312 inches nominal
Details The length of a straight line which passes through the center of the tube for which designed,and terminates at the outside circumference.
Bolt Hole Quantity
2
Details The number of bolt holes provided on the item.
Flange Length
4.344 inches nominal
Details A measurement of the longest dimension of a flange,in distinction from width.
Flange Width
3.156 inches nominal
Details A measurement taken at right angles to the length of a flange,in distinction from thickness.
Bolt Hole Diameter
0.484 inches nominal
Details The length of a straight line which passes through the center of the bolt hole,and terminates at the circumference.
Flange End Radius
0.459 inches nominal
Details None.
Bevel Depth
0.188 inches nominal
Details An inside measurement between specified points on the bevel,in distinction from height.
Flange Section Style
beveled face
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the flange section.
Face Seating Surface Condition
serrated
Details The condition of the face seating surface of an item which contacts another surface.
Face Bevel Angle
45.0 degrees nominal
Details None.
Material
steel
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
oval, one bolt hole circle
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
07-860529 16662 X - 5 9 - SE
84-46027A 16662 5 - 5 9 - AX
860529 12603 X - 5 9 - SE
07-860529 66654 5 - 5 2 - ZZ
84-46027A 66654 5 - 5 2 - ZZ
46027B 1ML14 5 - 3 2 - ZZ
860529 77237 5 - 5 2 - ZZ
46027A 28265 5 - 5 9 - CX
46027B 28265 5 - 5 9 - SE
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
30000 - 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
BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING
CAGE: 1ML14
MASSILLON , OH , 44646-7943
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 4730-00-069-3578
What is the NIIN of the NSN 4730-00-069-3578?
The National Item Identification Number (NIIN) of the NSN 4730-00-069-3578 is 00-069-3578
When the NSN 4730-00-069-3578 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Tue, Jul 11, 1967
Does the NSN 4730-00-069-3578 contain any precious metals?
Type/content is unknown
Does the NSN 4730-00-069-3578 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