50B26

View detailed technical data, stock status, and sourcing information for: 50B26

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50B26
Federal Supply Group
Mechanical Power Transmission Equipment
National Stock Number
3020-01-186-3754
Item Name Code
04456
Assigment Date
08/10/1984 (42 years ago)

A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

1.188 inches nominal bore diameter, 5.520 inches nominal outside diameter, 0.250 inches nominal keyway width, keying facility furnished items, 1.250 inches nominal overall length

Product Characteristics

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

Furnished Items
keying facility
Outside Diameter
5.520 inches nominal
Overall Length
1.250 inches nominal
Keyway Width
0.250 inches nominal
Bore Diameter
1.188 inches nominal
Bore Length
1.250 inches nominal
Distance From Center Of Bore To Bottom Of Keyway
1.219 inches nominal
Pitch Diameter
5.185 inches nominal
Furnished Items And Quantity
one setscrew
Hub Outside Diameter
3.000 inches nominal aa end
Face Width
0.343 inches nominal
Design Form
plain
Bore Type
straight
Distance From Hub End To Flange End
0.907 inches nominal aa end
Keying Facility Type
keyway
Securing Method
setscrew
Protruding Hub Characteristic
plain
Securing Location
aa end
Teeth Row Quantity
1
Teeth Quantity Per Row
26
Hardness Rating Test Method
not rated
Tooth Pitch
0.625 inches nominal
Material
steel
Quantity
1
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
50B26 Sprocket Wheel
50B26 1-3/16 IN.BORE Sprocket Wheel

FAQs

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

What is the FSCG of the NSN 3020-01-186-3754?
The FSCG of the NSN 3020-01-186-3754 is 3020
Does the NSN 3020-01-186-3754 have a Schedule B code assigned?
Yes, the Schedule B code is 8483901000
Does NSN 3020-01-186-3754 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 3020-01-186-3754 contain precious materials?
Item does not contain precious metal.
Does NSN 3020-01-186-3754 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 3020-01-186-3754 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Fri, Aug 10, 1984

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