BEARING,ROLLER,TAPERED

MA991

MA991
(NSN) National Stock Number
3110-01-339-1297
Federal Supply Classification
3110 Unmounted Antifriction Bearings
Item Name Code
00021
Schedule B Code
8482200030
Summary

4.812 inches nominal overall outside diameter, 2.375 inches nominal largest bore diameter, 1.718 inches nominal cone width, 1.437 inches nominal cup width, bearing part name assigned by controlling agency, shaft shoulder diamter: 2.83-3.07"; housing diamter: 4.17-4.57; k factor: 1.63 special features

DAC HCC DMIL RNCC
5 - - 5
RNVC SADC MSDS RNAAC
9 - - KZ
Identification

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes:bearing,roller,thrust.

INC FIIG Concept Condition
00021 A044A0 - 1
Specifications
Overall Outside Diameter
4.812 inches nominal
Details The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.
Largest Bore Diameter
2.375 inches nominal
Details None.
Cone Width
1.718 inches nominal
Details None.
Cup Width
1.437 inches nominal
Details A measurement taken at right angles to the length of the cup,in distinction from thickness.
Part Name Assigned By Controlling Agency
bearing
Details The name assigned to the item by the government agency or commercial organization controlling the design of the item.
Special Features
shaft shoulder diamter: 2.83-3.07"; housing diamter: 4.17-4.57; k factor: 1.63
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Functional Description
dynamic load rating: 37,700lbs; effective load center: -0.48
Details Describes the capabilities,intended use,and/or purpose for which the item is provided.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
A-A-59649 58536 4 - 4 1 - ZZ
A-A-59649-440 58536 E - 2 2 - ZZ
A-A-59649C 58536 4 - 5 9 - ZZ
5583-5535 60038 5 - 5 1 - ZZ
MA541 61208 5 - 5 9 - ZZ
MA991 XA7533 61208 E - 5 9 - KZ
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
58860 - P -
RVC WCC TCC SHC
- 742 Z 9

Certified Supplier

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

  • ISO9001 / AS9100 Quality Standards
  • HAZMAT Certified
  • On Time Delivery
  • Qualified Sales Team
  • Counterfeit Parts Prevention
  • 100% Product Inspections
Manufacturer
TWIN DISC, INCORPORATED
CAGE: 61208
MILWAUKEE , WI , 53202-6062
UNITED STATES
FAQs
Frequently asked questions for NSN 3110-01-339-1297
When the NSN 3110-01-339-1297 was assigned to the Federal Catalog?
It was assigned 33 years ago, on Fri, May 17, 1991
Does the NSN 3110-01-339-1297 contain any precious metals?
Does not contain precious metal
What is the NIIN of the NSN 3110-01-339-1297?
The National Item Identification Number (NIIN) of the NSN 3110-01-339-1297 is 01-339-1297
Does the NSN 3110-01-339-1297 contain any hazardous material?
No data in HMIRS

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