PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56-31221-36Cone and Rollers,tapered Roller

Electra Motors Operation Power Transmission Div Dresser Industries Inc · NSN 3110-00-916-6485 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-916-6485 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-916-6485. Primary manufacturer part number: 56-31221-36.
Features
  • Cone and Rollers,tapered Roller — FSC 3110
  • Cone Width: 1.1250 INCHES NOMINAL IN
  • Bore Diameter: 1.7500 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: STEEP ANGLE
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Cone Corner Radius: 0.1400 INCHES NOMINAL IN
  • 24 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-00-916-6485, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Electra Motors Operation Power Transmission Div Dresser Industries Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 24 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-916-6485
Primary Part Number56-31221-36
Item NameCone and Rollers,tapered Roller
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerElectra Motors Operation Power Transmission Div Dresser Industries Inc
StatusCANCELLED
Cone Width1.1250 INCHES NOMINAL IN
Bore Diameter1.7500 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorSTEEP ANGLE
Standard Tolerance DesignationAFBMA CLASS 2
Cone Corner Radius0.1400 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3110-00-100-5818 INTERCHANGEABLE
Bearing,roller,tapered
3110-00-100-583178250-78551 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
3110-00-141-203843132 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
2940-00-163-88330149848-4 INTERCHANGEABLE
Strainer
New Holland Construction
2920-00-691-06401931482 INTERCHANGEABLE
Rotor,ignition Distributor
Borgwarner Pds (anderson), L.l.c.
4730-00-809-086449848 INTERCHANGEABLE
Strainer Element,sediment
Leslie Controls, Inc. Dba Leslie Controls Inc
1660-00-874-2792904494 INTERCHANGEABLE
Base Assembly,converter
Mission Systems Orchard Park Inc
3110-00-987-063055187C INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5995-01-272-4625 INTERCHANGEABLE
Cable Assembly,radio Frequency
5120-01-495-4132J46320 INTERCHANGEABLE
Key,socket Head Screw
The Stanley Works Dba Stanley Proto
Cross-Reference Index
Part NumberManufacturer
56-31221-36 Electra Motors Operation Power Transmission Div Dresser Industries Inc (USA)
3110348 Ed Etnyre & Co (USA)
49848 Eaton Corporation (USA)
B9TT4621B Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
A44210 Cnh Industrial America Llc Dba Cnh America (USA)
HM903249 Skf Usa Inc. (USA)
FF-B-187/03-27 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
FF-B-187/03 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
917218R91 Navistar International Corporation Dba Navistar (USA)
917218R91 Navistar Intl Corp Truck Br Ohio Plant (USA)
831888M1 Chrysler Corp Hamtramck Assembly (USA)
FF-B-187/01 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B9TT4621B Ford Motor Company (USA)
9AHM903249 Fwd Seagrave Holdings Lp (USA)
960E4621 New Holland N.v.nc. (USA)
7620056 Ed Etnyre & Co (USA)
HM903249 Meritor Industrial Products, Llc (USA)
DS10583 ITEM 13 Electra Motors Operation Power Transmission Div Dresser Industries Inc (USA)
1931482 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
9414918 Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA)
Related Parts
3110-00-100-5818INTERCHANGEABLE
BEARING,ROLLER,TAPERED
3110-00-100-5831INTERCHANGEABLE
BEARING,ROLLER,TAPERED
78250-78551
3110-00-141-2038INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
43132
2940-00-163-8833INTERCHANGEABLE
STRAINER
0149848-4
2920-00-691-0640INTERCHANGEABLE
ROTOR,IGNITION DISTRIBUTOR
1931482
4730-00-809-0864INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
49848
1660-00-874-2792INTERCHANGEABLE
BASE ASSEMBLY,CONVERTER
904494
3110-00-987-0630INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
55187C
5995-01-272-4625INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
5120-01-495-4132INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
J46320
5330-01-521-0313INTERCHANGEABLE
GASKET
193148-2

Frequently Asked Questions

What is NSN 3110-00-916-6485?

NSN 3110-00-916-6485 is a Cone and Rollers,tapered Roller, manufactured by Electra Motors Operation Power Transmission Div Dresser Industries Inc, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-916-6485?

NSN 3110-00-916-6485 has 24 cross-referenced part numbers: 56-31221-36 (Electra Motors Operation Power Transmission Div Dresser Industries Inc), 3110348 (Ed Etnyre & Co), 49848 (Eaton Corporation), B9TT4621B (Ford Motor Co Ford Parts and Service Div Government Part Sales), A44210 (Cnh Industrial America Llc Dba Cnh America) and 19 more.

What NSN replaces 3110-00-916-6485?

There are 11 known substitutes for 3110-00-916-6485: 3110-00-100-5818, 3110-00-100-5831, 3110-00-141-2038 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 56-31221-36?

Key specifications for 56-31221-36: Cone Width: 1.1250 INCHES NOMINAL IN; Bore Diameter: 1.7500 INCHES NOMINAL IN; Material: STEEL OVERALL; Style Designator: STEEP ANGLE. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-916-6485 still in active supply?

NSN 3110-00-916-6485 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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