Hub Clamp

1768922-1REVC
(NSN) National Stock Number
3040-00-700-7145
Federal Supply Classification
3040 Miscellaneous Power Transmission Equipment
Item Name Code
27781
Schedule B Code
-
Summary

0.812 inches nominal overall length, 0.375 inches nominal overall width, 0.245 inches minimum and 0.250 inches maximum thickness, 0.2510 inches minimum and 0.2520 inches maximum bore diameter, 0.1560 inches nominal plain hole diameter, 0.375 inches nominal distance from bore centerline to end

DAC HCC DMIL RNCC
6 - - C
RNVC SADC MSDS RNAAC
1 AC - ZZ
Identification

An item designed to be mounted around the extended hub portion of a gear, wheel, or the like, to retain it securely to a shaft by compressing the slotted hub body. The item may also be used to clamp around a shaft, or the like, to prevent end motion or to retain it in position. Its compression quality is derived from a screw(s) or bolt(s) which may be a part of the item of supply. For items designed to secure directly to a shaft by use of setscrews, pins, or the like, see collar, shaft. Excludes:clamp, loop.

INC FIIG Concept Condition
27781 A231A0 1 1
Specifications
Overall Length
0.812 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Overall Width
0.375 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
Thickness
0.245 inches minimum and 0.250 inches maximum
Details A measurement of the smallest dimension of an item,in distinction from length or width.
Bore Diameter
0.2510 inches minimum and 0.2520 inches maximum
Details The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.
Plain Hole Diameter
0.1560 inches nominal
Details The length of a straight line which passes through the center of a plain hole,and terminates at the circumference.
Distance From Bore Centerline To End
0.375 inches nominal
Details None.
Clamp Securing Hole Style
threaded
Details The style designation indicating a configuration that most nearly corresponds to the hole/s/ provided for securing the clamp.
Screw Thread Series Designator
unc
Details A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Nominal Thread Size
0.138 inches
Details A designation that is used for the purpose of general identification of the thread.
Material
steel comp 1018
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
fed std 66 fed std single material response or aisi 1018 assn std single material response or sae 1018 assn std single material response
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Surface Treatment
cadmium
Details The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
Style Designator
rectangular, single bolt secured
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Furnished Items And Quantity
1 socket head cap screw
Details The name and number of those parts furnished with the item of supply that have not been specified elsewhere.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
SR8172 09017 1 - 5 9 - HH
1768922 10001 1 - 5 2 - AX
1768922-1REVB 10001 1 - 3 2 - HH
CB4 00328 E - 5 2 - AX
CG62 23266 E - 5 2 - AX
CG3-10 29440 E - 5 9 - AX
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
63220 - W -
RVC WCC TCC SHC
- 593 Z 9
Price and Availability Quote

Send us a quick request for quote using the form below:

Provided with every order

Order with confidence, we are a valued certified supplier serving customers in the military and aerospace industries.

  • Counterfeit Parts Prevention
  • 100% Product Inspections
  • 7 Year Record Retention
  • On Time Delivery
  • HAZMAT Certified
  • Worldwide Shipping
FAQs
Frequently asked questions for NSN 3040-00-700-7145
What is the NIIN of the NSN 3040-00-700-7145?
The National Item Identification Number (NIIN) of the NSN 3040-00-700-7145 is 00-700-7145
When the NSN 3040-00-700-7145 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 3040-00-700-7145 contain any precious metals?
Type/content is unknown
Does the NSN 3040-00-700-7145 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?

At our core, we specialize in sourcing and supplying high-quality NSN (National Stock Number) parts to industries that demand precision and reliability.

From aerospace and defense to manufacturing and logistics, we provide the essential components that keep critical systems running.

Contact
350 Tenth Ave
San Diego, CA, 92101
United States
© 2025 National Stock Number (NSN) Parts Store, Inc. All rights reserved.
Made in USA