PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NJ311Bearing,roller,cylindrical

Skf Usa Inc. · NSN 3110-00-155-6597 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-6597 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-6597. Primary manufacturer part number: NJ311.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Internal Fit-Up Designation: STANDARD
  • Bore Diameter: 55.0 MILLIMETERS NOMINAL MM
  • Style Designator: SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
  • Material: STEEL ROLLER
  • Material: STEEL INNER RING
  • Material: STEEL OUTER RING
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Roller construction
General Description

The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-155-6597, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 11 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-155-6597
Primary Part NumberNJ311
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusCANCELLED
Internal Fit-Up DesignationSTANDARD
Bore Diameter55.0 MILLIMETERS NOMINAL MM
Style DesignatorSINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE
MaterialSTEEL ROLLER
MaterialSTEEL INNER RING
MaterialSTEEL OUTER RING
Surface FinishGROUND
Standard Tolerance DesignationRBEC NO.1
Bore ShapeSTRAIGHT
Locating FeatureONE DIRECTION
Overall Outside Diameter120.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5915-00-042-461944031 INTERCHANGEABLE
Filter,band Pass
L3harris Technologies, Inc. Div Space and Airborne Systems
1630-00-077-8424 INTERCHANGEABLE
Piston,brake,wheel
5133-00-227-9674 INTERCHANGEABLE
Drill,twist
6850-01-017-6683 INTERCHANGEABLE
Dispersant
5315-01-150-2627 INTERCHANGEABLE
Pin
4330-01-244-80442800-5064 INTERCHANGEABLE
Post,filter Element
Parker-Hannifin Corporation
4320-01-357-323744031 INTERCHANGEABLE
Plunger
Cat Pumps Corp
1420-01-513-39382215441-3 INTERCHANGEABLE
Cover,access,guided Missile
Raytheon Company
5340-01-521-1210 INTERCHANGEABLE
Clamp,loop
Cross-Reference Index
Part NumberManufacturer
NJ311 Skf B.v. (NLD)
NJ311 PRIMARY Skf Usa Inc. (USA)
FF-B-185 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
NJ311 Skf Sverige Aktiebolag (SWE)
NJ311 Skf Sverige Ab (SWE)
NJ311DIN5412 Din Deutsches Institut Fur Normung Ev (DEU)
44031 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
DIN5412 Din Deutsches Institut Fur Normung Ev (DEU)
Related Parts
5915-00-042-4619INTERCHANGEABLE
FILTER,BAND PASS
44031
1630-00-077-8424INTERCHANGEABLE
PISTON,BRAKE,WHEEL
5133-00-227-9674INTERCHANGEABLE
DRILL,TWIST
6850-01-017-6683INTERCHANGEABLE
DISPERSANT
5315-01-150-2627INTERCHANGEABLE
PIN
4330-01-244-8044INTERCHANGEABLE
POST,FILTER ELEMENT
2800-5064
4320-01-357-3237INTERCHANGEABLE
PLUNGER
44031
1420-01-513-3938INTERCHANGEABLE
COVER,ACCESS,GUIDED MISSILE
2215441-3
5340-01-521-1210INTERCHANGEABLE
CLAMP,LOOP

Frequently Asked Questions

What is NSN 3110-00-155-6597?

NSN 3110-00-155-6597 is a Bearing,roller,cylindrical, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-155-6597?

NSN 3110-00-155-6597 has 8 cross-referenced part numbers: NJ311 (Skf B.v.), NJ311 (Skf Usa Inc.), FF-B-185 (Federal Specifications Promulgated by General Services Administration Washington DC), NJ311 (Skf Sverige Aktiebolag), NJ311 (Skf Sverige Ab) and 3 more.

What NSN replaces 3110-00-155-6597?

There are 9 known substitutes for 3110-00-155-6597: 5915-00-042-4619, 1630-00-077-8424, 5133-00-227-9674 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NJ311?

Key specifications for NJ311: Internal Fit-Up Designation: STANDARD; Bore Diameter: 55.0 MILLIMETERS NOMINAL MM; Style Designator: SINGLE ROW, ONE-DIRECTION LOCATING, ONE LIP INNER RING, TWO LIP OUTER RING, SEPARABLE; Material: STEEL ROLLER. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-155-6597 still in active supply?

NSN 3110-00-155-6597 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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