3040-01-278-5516

Find complete technical information, availability, and procurement data for: 3040-01-278-5516

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3040-01-278-5516
Federal Supply Group
Mechanical Power Transmission Equipment
National Stock Number
3040-01-278-5516
Item Name Code
13743
Assigment Date
05/06/1988 (38 years ago)

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

1.7520 inches nominal bore diameter, 45.0 chamfer angle in deg, 3.880 inches nominal thickness, 4.000 inches nominal outside diameter, 3.630 inches nominal largest diameter length

Product Characteristics

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

Chamfer Angle In Deg
45.0
Outside Diameter
4.000 inches nominal
Thickness
3.880 inches nominal
Bore Diameter
1.7520 inches nominal
Largest Diameter Length
3.630 inches nominal
Securing Hole Quantity
2
Angle Between Centerlines Of Securing Holes In Deg
90.0
Screw Thread Series Designator And Location
all holes unc
Securing Hole Type And Location
threaded-countersunk all holes
Countersunk Hole Angle In Deg And Location
90.0 all holes
Nominal Thread Size And Location
unable to decode
Countersink Major Diameter And Location
0.4100 inches nominal all holes
Special Features
counter bore 3.125-8un-2b;countersink 90 deg to 3.160 in. dia;2 flats 3.500 in. apart
Material
copper alloy
Style Designator
round w/single chamfer

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
1507-104 ITEM 4 Shaft Collar
704-5940676 ITEM 4 Shaft Collar

FAQs

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

What is the FSCG of the NSN 3040-01-278-5516?
The FSCG of the NSN 3040-01-278-5516 is 3040
Does NSN 3040-01-278-5516 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 3040-01-278-5516 contain precious materials?
Item does not contain precious metal.
Does NSN 3040-01-278-5516 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 3040-01-278-5516 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Fri, May 6, 1988

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