PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

310SSZBearing,ball,annular

Skf Usa Inc. · NSN 3110-00-227-3618 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-227-3618 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-227-3618. Primary manufacturer part number: 310SSZ.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Shape: STRAIGHT
  • Seal Quantity: 1
  • Bearing Seal Type: CONTACT
  • Load Direction: RADIAL
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Nondefinitive Spec/std Data: 111 TYPE AND 7 CLASS AND 00 GRADE
  • Material: STEEL RETAINER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Retainer construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-227-3618, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-227-3618
Primary Part Number310SSZ
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusCANCELLED
Bore ShapeSTRAIGHT
Seal Quantity1
Bearing Seal TypeCONTACT
Load DirectionRADIAL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Nondefinitive Spec/std Data111 TYPE AND 7 CLASS AND 00 GRADE
MaterialSTEEL RETAINER
MaterialSTEEL INNER RING
MaterialSTEEL OUTER RING
Standard Tolerance DesignationABEC NO.1
Bore Diameter50.00 MILLIMETERS NOMINAL MM
Retainer Fabrication MethodPRESSED
MaterialRUBBER SYNTHETIC SEAL
MaterialSTEEL BALL
Overall Outside Diameter110.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Internal Fit-Up DesignationSTANDARD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-054-85809610 INTERCHANGEABLE
Transformer,power Autotransforme
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
4320-00-218-3387310P INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3030-00-243-3526206932 INTERCHANGEABLE
Belt,v
Brinkley Technology Group Llc Dba Hercules Manufacturing
4130-00-262-8717 INTERCHANGEABLE
Compressor Unit,refrigeration
5330-00-340-363711607302 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
U S Army Tank Automotive Command Amsta-Im-Mm
5360-00-510-235284649 INTERCHANGEABLE
Spring,helical,compression
Honeywell International Inc. Div Aerospace - Torrance
3110-00-554-3359 INTERCHANGEABLE
Bearing,ball,annular
5940-00-681-8184 INTERCHANGEABLE
Terminal,lug
5970-00-906-25999610 INTERCHANGEABLE
Insulator,plate
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
4320-01-034-60088740 INTERCHANGEABLE
Impeller,pump,centrifugal
Air & Liquid Systems Corporation Dba Buffalo Pumps
Cross-Reference Index
Part NumberManufacturer
310NP Timken Co Div the Timken Company (USA)
FW2502 Hobart Bros Co (USA)
Z9610X1B General Motors Corp Delco Moraine Ndh Div (USA)
1K1520P11 Drs Sustainment Systems Inc (USA)
9610 General Motors Corp (USA)
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
405850-83F Reliance Electric (USA)
9610X1B General Motors Corp Delco Moraine Ndh Div (USA)
9610 General Motors Corp Delco Moraine Ndh Div (USA)
310P Timken Co Div the Timken Company (USA)
84649 Fwd Seagrave Holdings Lp (USA)
310SSZ PRIMARY Skf Usa Inc. (USA)
S1066 PRIMARY The Gorman-Rupp Company Div Gorman-Rupp (USA)
W10072-8 Hobart Bros Co (USA)
6310-RS1 PRIMARY Skf Usa Inc (USA)
6310-RS1 Skf Usa Inc. (USA)
Related Parts
5950-00-054-8580INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
9610
4320-00-218-3387INTERCHANGEABLE
RING,WEARING
310P
3030-00-243-3526INTERCHANGEABLE
BELT,V
206932
4130-00-262-8717INTERCHANGEABLE
COMPRESSOR UNIT,REFRIGERATION
5330-00-340-3637INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
11607302
5360-00-510-2352INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
84649
3110-00-554-3359INTERCHANGEABLE
BEARING,BALL,ANNULAR
5940-00-681-8184INTERCHANGEABLE
TERMINAL,LUG
5970-00-906-2599INTERCHANGEABLE
INSULATOR,PLATE
9610
4320-01-034-6008INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
8740
5910-01-143-3708INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
173697-1
5950-01-160-3685INTERCHANGEABLE
REACTOR
S1066

Frequently Asked Questions

What is NSN 3110-00-227-3618?

NSN 3110-00-227-3618 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-227-3618?

NSN 3110-00-227-3618 has 16 cross-referenced part numbers: 310NP (Timken Co Div the Timken Company), FW2502 (Hobart Bros Co), Z9610X1B (General Motors Corp Delco Moraine Ndh Div), 1K1520P11 (Drs Sustainment Systems Inc), 9610 (General Motors Corp) and 11 more.

What NSN replaces 3110-00-227-3618?

There are 12 known substitutes for 3110-00-227-3618: 5950-00-054-8580, 4320-00-218-3387, 3030-00-243-3526 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 310SSZ?

Key specifications for 310SSZ: Bore Shape: STRAIGHT; Seal Quantity: 1; Bearing Seal Type: CONTACT; Load Direction: RADIAL. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-227-3618 still in active supply?

NSN 3110-00-227-3618 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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