PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

311SFFCB105B319A75A00000Bearing,ball,annular

Skf Usa Inc. · NSN 3110-00-580-3257 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-580-3257 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-580-3257. Primary manufacturer part number: 311SFFCB105B319A75A00000.
Features
  • Bearing,ball,annular — FSC 3110
  • Lubrication Material: GREASE
  • Surface Finish: GROUND
  • Bore Shape: STRAIGHT
  • Retainer Fabrication Method: PRESSED
  • Internal Fit-Up Designation: STANDARD
  • Seal Quantity: 2
  • Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-580-3257, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 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
NSN3110-00-580-3257
Primary Part Number311SFFCB105B319A75A00000
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusCANCELLED
Lubrication MaterialGREASE
Surface FinishGROUND
Bore ShapeSTRAIGHT
Retainer Fabrication MethodPRESSED
Internal Fit-Up DesignationSTANDARD
Seal Quantity2
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Load DirectionRADIAL
Bearing Seal TypeLABYRINTH
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
MaterialSTEEL OVERALL
Bore Diameter55.00 MILLIMETERS NOMINAL MM
Overall Outside Diameter120.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-097-6345405850-53L INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-107-7338 INTERCHANGEABLE
Bearing,ball,annular
3110-00-155-6677306SFFC INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-156-5047 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8247 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8266 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8276 INTERCHANGEABLE
Bearing,ball,annular
3110-00-158-8277 INTERCHANGEABLE
Bearing,ball,annular
3110-00-198-2418 INTERCHANGEABLE
Bearing,ball,annular
3110-00-227-2248 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
311SFFCB105B319A75A00000 Skf Usa Inc. (USA)
W311KLLFS160 Timken Co Div the Timken Company (USA)
311SFFCB1STA006A75D00000 Skf Usa Inc. (USA)
FF-B-171/10J11B2C Federal Specifications Promulgated by General Services Administration Washington DC (USA)
W311KLLM1LG3278 Timken Co Div the Timken Company (USA)
FF-B-171/10 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
462311 Skf Usa Inc. (USA)
Related Parts
3110-00-097-6345INTERCHANGEABLE
BEARING,BALL,ANNULAR
405850-53L
3110-00-107-7338INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-155-6677INTERCHANGEABLE
BEARING,BALL,ANNULAR
306SFFC
3110-00-156-5047INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8247INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8266INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8276INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-158-8277INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-198-2418INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-227-2248INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-227-3106INTERCHANGEABLE
BEARING,BALL,ANNULAR
312SFFCQXA7 6-8
3110-00-227-4110INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-580-3257?

NSN 3110-00-580-3257 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 3110-00-580-3257?

NSN 3110-00-580-3257 has 7 cross-referenced part numbers: 311SFFCB105B319A75A00000 (Skf Usa Inc.), W311KLLFS160 (Timken Co Div the Timken Company), 311SFFCB1STA006A75D00000 (Skf Usa Inc.), FF-B-171/10J11B2C (Federal Specifications Promulgated by General Services Administration Washington DC), W311KLLM1LG3278 (Timken Co Div the Timken Company) and 2 more.

What NSN replaces 3110-00-580-3257?

There are 12 known substitutes for 3110-00-580-3257: 3110-00-097-6345, 3110-00-107-7338, 3110-00-155-6677 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 311SFFCB105B319A75A00000?

Key specifications for 311SFFCB105B319A75A00000: Lubrication Material: GREASE; Surface Finish: GROUND; Bore Shape: STRAIGHT; Retainer Fabrication Method: PRESSED. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-580-3257 still in active supply?

NSN 3110-00-580-3257 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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