3040-00-542-0493

Find complete technical information, availability, and procurement data for: 3040-00-542-0493

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3040-00-542-0493
Federal Supply Group
Mechanical Power Transmission Equipment
National Stock Number
3040-00-542-0493
Item Name Code
27781
Assigment Date
01/01/1963 (63 years ago)

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.

0.3125 inches nominal bore diameter, 0.0960 inches nominal plain hole diameter, 0.140 inches nominal thickness, 0.438 inches nominal overall width, 0.562 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.

Overall Length
0.562 inches nominal
Overall Width
0.438 inches nominal
Thickness
0.140 inches nominal
Bore Diameter
0.3125 inches nominal
Plain Hole Diameter
0.0960 inches nominal
Distance From Bore Centerline To End
0.344 inches nominal
Clamp Securing Hole Style
threaded
Screw Thread Series Designator
unc
Nominal Thread Size
0.086 inches
Material
steel comp 1006 or steel comp 1008 or steel comp 1009 or steel comp 1010 or steel comp 1012 or steel comp 1015 or steel comp 1017
Material Document And Classification
qq-s-636, cond 4-canceled fed spec single material response
Surface Treatment
cadmium
Style Designator
rectangular, single bolt secured

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
SMA120216 Hub Clamp

FAQs

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

What is the FSCG of the NSN 3040-00-542-0493?
The FSCG of the NSN 3040-00-542-0493 is 3040
Does NSN 3040-00-542-0493 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 3040-00-542-0493 contain precious materials?
Item does not contain precious metal.
Does NSN 3040-00-542-0493 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 3040-00-542-0493 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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