PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SY215/16TFBearing Unit,ball

Skf Usa Inc. · NSN 3130-00-018-8550 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-00-018-8550 — this item is cataloged by the U.S. Government under National Stock Number 3130-00-018-8550. Primary manufacturer part number: SY215/16TF.
Features
  • Bearing Unit,ball — FSC 3130
  • Base Thickness: 1.2500 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Holes Along Width: 8.0000 INCHES MINIMUM AND 9.0000 INCHES MAXIMUM IN
  • Bore Diameter: 2.9375 INCHES NOMINAL IN
  • Lubrication Fitting Type: HYDRAULIC
  • Housing Width: 10.6250 INCHES NOMINAL IN
  • Housing Height: 6.5625 INCHES NOMINAL IN
  • Base Length: 2.7500 INCHES NOMINAL IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Iron Cast Housing construction
General Description

The Bearing Unit,ball, cataloged under National Stock Number 3130-00-018-8550, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3130-00-018-8550
Primary Part NumberSY215/16TF
Item NameBearing Unit,ball
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusCANCELLED
Base Thickness1.2500 INCHES NOMINAL IN
Center to Center Distance Between Mounting Holes Along Width8.0000 INCHES MINIMUM AND 9.0000 INCHES MAXIMUM IN
Bore Diameter2.9375 INCHES NOMINAL IN
Lubrication Fitting TypeHYDRAULIC
Housing Width10.6250 INCHES NOMINAL IN
Housing Height6.5625 INCHES NOMINAL IN
Base Length2.7500 INCHES NOMINAL IN
Features ProvidedGROUND ROLLING ELEMENT GROOVE
Lubrication Fitting Angle From Horizontal Centerline45.0 DEGREES NOMINAL
Style DesignatorPILLOW BLOCK, SOLID
Mounting Hole TypeSLOTTED
MaterialIRON CAST HOUSING
Load Capability TypeRADIAL
Height From Bottom of Base to Bore Centerline3.2500 INCHES NOMINAL IN
MaterialSTEEL AND RUBBER SYNTHETIC SEAL
Seal LocationBOTH ENDS
Rotating Element Locking MethodDIRECT
Lubrication MaterialGREASE
Seal TypeCONTACT
Internal Fit-Up DesignationSTANDARD
Alignment TypeSELF-ALIGNING
Mounting Slot Width0.7812 INCHES NOMINAL IN
Mounting Slot Length1.7500 INCHES NOMINAL IN
Assembly Overall Length2.8750 INCHES NOMINAL IN
Rolling Element Groove Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
6625-00-181-266611067269-048 INTERCHANGEABLE
Lead,test
Us Army Aviation and Missile Command
5330-00-366-040022065B INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
6110-01-548-0403SY 2.15/16 UTF INTERCHANGEABLE
Block,control Circuit
Skf Usa Inc.
7810-01-554-8035P-247 INTERCHANGEABLE
Crossover,cable,tra
Atlantis Fitness Systems Inc
Cross-Reference Index
Part NumberManufacturer
SY215 Skf Usa Inc. (USA)
9416979 General Motors Corp Electro-Motive Div (USA)
P247 Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA)
SY215/16TM Skf Usa Inc. (USA)
SY215/16TF PRIMARY Skf Usa Inc. (USA)
Related Parts
6625-00-181-2666INTERCHANGEABLE
LEAD,TEST
11067269-048
5330-00-366-0400INTERCHANGEABLE
GASKET
22065B
6110-01-548-0403INTERCHANGEABLE
BLOCK,CONTROL CIRCUIT
SY 2.15/16 UTF
7810-01-554-8035INTERCHANGEABLE
CROSSOVER,CABLE,TRA
P-247

Frequently Asked Questions

What is NSN 3130-00-018-8550?

NSN 3130-00-018-8550 is a Bearing Unit,ball, manufactured by Skf Usa Inc., classified under FSC 3130 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3130-00-018-8550?

NSN 3130-00-018-8550 has 5 cross-referenced part numbers: SY215 (Skf Usa Inc.), 9416979 (General Motors Corp Electro-Motive Div), P247 (Rexnord Industries, Llc Div Link-Belt Bearing Operation), SY215/16TM (Skf Usa Inc.), SY215/16TF (Skf Usa Inc.).

What NSN replaces 3130-00-018-8550?

There are 4 known substitutes for 3130-00-018-8550: 6625-00-181-2666, 5330-00-366-0400, 6110-01-548-0403 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SY215/16TF?

Key specifications for SY215/16TF: Base Thickness: 1.2500 INCHES NOMINAL IN; Center to Center Distance Between Mounting Holes Along Width: 8.0000 INCHES MINIMUM AND 9.0000 INCHES MAXIMUM IN; Bore Diameter: 2.9375 INCHES NOMINAL IN; Lubrication Fitting Type: HYDRAULIC. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3130-00-018-8550 still in active supply?

NSN 3130-00-018-8550 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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