PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8220320-13Cone and Rollers,tapered Roller

Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin · NSN 3110-00-618-9887 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-618-9887 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-618-9887. Primary manufacturer part number: 8220320-13.
Features
  • Cone and Rollers,tapered Roller — FSC 3110
  • Cone Width: 1.0625 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Cone Corner Radius: 0.0625 INCHES NOMINAL IN
  • Bore Diameter: 1.2500 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: NORMAL ANGLE
  • 8 verified cross-references
Applications
  • Applications requiring Steel Overall construction
General Description

The Cone and Rollers,tapered Roller, cataloged under National Stock Number 3110-00-618-9887, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-618-9887
Primary Part Number8220320-13
Item NameCone and Rollers,tapered Roller
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerLockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin
StatusACTIVE
Cone Width1.0625 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Cone Corner Radius0.0625 INCHES NOMINAL IN
Bore Diameter1.2500 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorNORMAL ANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4710-01-189-844423491 INTERCHANGEABLE
Tube,metallic
Moog Inc. Dba Ampac-Isp Corp
5360-01-550-949223491 INTERCHANGEABLE
Spring,helical,compression
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
8220320-13 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
8220320-13 Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories (USA)
4T-23491 Ntn Bearing Corporation of America (USA)
3110PL0670869 Jednolity Indeks Materialowy - Uniform Material Index (POL)
A-A-59649 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
8220320-13 Lockheed Martin Corporation Div Rms (USA)
AA59649-098A Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
23491 The Timken Corporation (USA)
Related Parts
4710-01-189-8444INTERCHANGEABLE
TUBE,METALLIC
23491
5360-01-550-9492INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
23491

Frequently Asked Questions

What is NSN 3110-00-618-9887?

NSN 3110-00-618-9887 is a Cone and Rollers,tapered Roller, manufactured by Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-618-9887?

NSN 3110-00-618-9887 has 8 cross-referenced part numbers: 8220320-13 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 8220320-13 (Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories), 4T-23491 (Ntn Bearing Corporation of America), 3110PL0670869 (Jednolity Indeks Materialowy - Uniform Material Index), A-A-59649 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 3 more.

What NSN replaces 3110-00-618-9887?

There are 2 known substitutes for 3110-00-618-9887: 4710-01-189-8444, 5360-01-550-9492. Verify interchangeability with system specifications before substitution.

What are the specifications of 8220320-13?

Key specifications for 8220320-13: Cone Width: 1.0625 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Cone Corner Radius: 0.0625 INCHES NOMINAL IN; Bore Diameter: 1.2500 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

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