PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

553510Bearing,ball,annular

Mpb Corp Div Timken Super Precision · NSN 3110-01-138-5553 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-138-5553 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-138-5553. Primary manufacturer part number: 553510.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Diameter: 0.12485 INCHES MINIMUM AND 0.12500 INCHES MAXIMUM IN
  • Flange Width: 0.0300 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN
  • Shield Quantity: 2
  • Inner Ring Width: 0.1708 INCHES MINIMUM AND 0.1718 INCHES MAXIMUM IN
  • Bore Shape: STRAIGHT
  • Retainer Fabrication Method: PRESSED
  • Surface Finish: GROUND
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 440c Inner Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-01-138-5553, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 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
NSN3110-01-138-5553
Primary Part Number553510
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMpb Corp Div Timken Super Precision
StatusACTIVE
Bore Diameter0.12485 INCHES MINIMUM AND 0.12500 INCHES MAXIMUM IN
Flange Width0.0300 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN
Shield Quantity2
Inner Ring Width0.1708 INCHES MINIMUM AND 0.1718 INCHES MAXIMUM IN
Bore ShapeSTRAIGHT
Retainer Fabrication MethodPRESSED
Surface FinishGROUND
Flange Outside Diameter0.3580 INCHES MINIMUM AND 0.3590 INCHES MAXIMUM IN
Lubrication MaterialOIL
Outer Ring Width0.1396 INCHES MINIMUM AND 0.1406 INCHES MAXIMUM IN
Load DirectionRADIAL
Outer Ring Outside Diameter0.31235 INCHES MINIMUM AND 0.31250 INCHES MAXIMUM IN
Standard Tolerance DesignationABEC NO. 7P
Internal Clearance0.0004 INCHES MINIMUM RADIAL AND 0.0009 INCHES MAXIMUM RADIAL IN
MaterialSTEEL COMP 440C INNER RING
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MaterialSTEEL COMP 440C OUTER RING
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE BALL
MaterialSTEEL CORROSION RESISTING SHIELD
MaterialSTEEL COMP 440C BALL
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE INNER RING
Lubrication Material Document and ClassificationMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5905-00-068-0070 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
5315-01-331-9456SKM-553510 INTERCHANGEABLE
Pin,shoulder,headed
Ulven Machinery Co, Inc
Cross-Reference Index
Part NumberManufacturer
SSR1F-518ZZEEHA7P49L01 New Hampshire Ball Bearings Inc Div Precision Division (USA)
553510 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
553510 PRIMARY Mpb Corp Div Timken Super Precision (USA)
553510 PRIMARY New Hampshire Ball Bearings Inc Div Precision Division (USA)
SFR2-5PPEEK49 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
S518FCHHE5P49 Mpb Corp Div Timken Super Precision (USA)
Related Parts
5905-00-068-0070INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
5315-01-331-9456INTERCHANGEABLE
PIN,SHOULDER,HEADED
SKM-553510

Frequently Asked Questions

What is NSN 3110-01-138-5553?

NSN 3110-01-138-5553 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-138-5553?

NSN 3110-01-138-5553 has 6 cross-referenced part numbers: SSR1F-518ZZEEHA7P49L01 (New Hampshire Ball Bearings Inc Div Precision Division), 553510 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 553510 (Mpb Corp Div Timken Super Precision), 553510 (New Hampshire Ball Bearings Inc Div Precision Division), SFR2-5PPEEK49 (New Hampshire Ball Bearings Inc Div Hitech Division) and 1 more.

What NSN replaces 3110-01-138-5553?

There are 2 known substitutes for 3110-01-138-5553: 5905-00-068-0070, 5315-01-331-9456. Verify interchangeability with system specifications before substitution.

What are the specifications of 553510?

Key specifications for 553510: Bore Diameter: 0.12485 INCHES MINIMUM AND 0.12500 INCHES MAXIMUM IN; Flange Width: 0.0300 INCHES MINIMUM AND 0.0310 INCHES MAXIMUM IN; Shield Quantity: 2; Inner Ring Width: 0.1708 INCHES MINIMUM AND 0.1718 INCHES MAXIMUM IN. 23 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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