2X6556A

View detailed technical data, stock status, and sourcing information for: 2X6556A

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2X6556A
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-100-0745
Item Name Code
00023
Assigment Date
01/01/1961 (65 years ago)

An assembled inner component of a tapered roller bearing, consisting of a cone (which provides a contact surface for the rolling elements of the bearing), a complement of tapered rollers (the rolling elements), and frequently a retainer (which spaces the rolling elements).

0.6256 inches nominal cone corner radius, afbma class 2 standard tolerance designation, 1.3125 inches nominal bore diameter, 1.0100 inches nominal cone width, steel overall material

Product Characteristics

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

Bore Diameter
1.3125 inches nominal
Cone Corner Radius
0.6256 inches nominal
Cone Width
1.0100 inches nominal
Standard Tolerance Designation
afbma class 2
Material
steel overall
Style Designator
normal angle

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
3110-00-843-4544 No Name Available 03/04/1968

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
119D2 Tapered Roller Cone and Rollers
1406P Tapered Roller Cone and Rollers
149401 Tapered Roller Cone and Rollers
150R5 Tapered Roller Cone and Rollers
1543P Tapered Roller Cone and Rollers
173026 Tapered Roller Cone and Rollers
2X6556A Tapered Roller Cone and Rollers
35130C Tapered Roller Cone and Rollers
41591 Tapered Roller Cone and Rollers
62AX223 Tapered Roller Cone and Rollers
705266 Tapered Roller Cone and Rollers
7EQ1216 Tapered Roller Cone and Rollers
B32159 Tapered Roller Cone and Rollers
BT2790 Tapered Roller Cone and Rollers

FAQs

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

What is the FSCG of the NSN 3110-00-100-0745?
The FSCG of the NSN 3110-00-100-0745 is 3110
Does the NSN 3110-00-100-0745 have a Schedule B code assigned?
Yes, the Schedule B code is 8482800080
Does NSN 3110-00-100-0745 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 3110-00-100-0745 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-100-0745 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 3110-00-100-0745 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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