PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23044EMW33;D1Bearing,roller,self-Aligning

Timken Co Div the Timken Company · NSN 3110-00-853-9287 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-853-9287 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-853-9287. Primary manufacturer part number: 23044EMW33;D1.
Features
  • Bearing,roller,self-Aligning — FSC 3110
  • Material: STEEL COMP E51100 OR STEEL COMP E52100 ROLLER
  • Material: STEEL COMP E51100 OR STEEL COMP E52100 OUTER RING
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OUTER RING
  • Material: ALUMINUM OR COPPER ALLOY OR STEEL RETAINER
  • Material: STEEL COMP E51100 OR STEEL COMP E52100 INNER RING
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES INNER RING
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES ROLLER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp E51100 or Steel Comp E52100 Roller construction
General Description

The Bearing,roller,self-Aligning, cataloged under National Stock Number 3110-00-853-9287, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-853-9287
Primary Part Number23044EMW33;D1
Item NameBearing,roller,self-Aligning
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTimken Co Div the Timken Company
StatusACTIVE
MaterialSTEEL COMP E51100 OR STEEL COMP E52100 ROLLER
MaterialSTEEL COMP E51100 OR STEEL COMP E52100 OUTER RING
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OUTER RING
MaterialALUMINUM OR COPPER ALLOY OR STEEL RETAINER
MaterialSTEEL COMP E51100 OR STEEL COMP E52100 INNER RING
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES INNER RING
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES ROLLER
Standard Tolerance DesignationRBEC NO.1
Bore Diameter220.0 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Overall Outside Diameter340.0 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Style DesignatorDOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
Internal Fit-Up DesignationSTANDARD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-054-665277A3613-28 INTERCHANGEABLE
Screw,machine
Gentex Corporation
2915-00-157-14535389944 INTERCHANGEABLE
Terminal,locking
Consumers' Aircraft Company Inc
3130-00-242-005623044 INTERCHANGEABLE
Bearing Unit,roller
Skf (uk) Ltd
5945-00-295-410023044 INTERCHANGEABLE
Solenoid,electrical
Meggitt North Hollywood Inc
5330-00-585-8040800-530-1/4 INTERCHANGEABLE
Packing with Retainer
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
1650-00-758-7983 INTERCHANGEABLE
Cap,linear Actuating Cylinder
4920-00-783-7044 INTERCHANGEABLE
Tester Assembly,compression
5342-01-113-460323044 INTERCHANGEABLE
Cap Snap on
Itt Schadow Inc
5305-01-140-2487PWA16020-2 INTERCHANGEABLE
Screw,cap,socket Head
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2530-01-383-534323044-100 INTERCHANGEABLE
Axle,vehicular,nondriving
Hydraulics International, Inc. Dba Hydraulics International Inc
Cross-Reference Index
Part NumberManufacturer
23044YMW33 Timken Co Div the Timken Company (USA)
23044 Skf Usa Inc. (USA)
23044EMW33;D1 PRIMARY Timken Co Div the Timken Company (USA)
23044LBW33C0 Rexnord Industries, Llc Div Link-Belt Bearing Operation (USA)
23044MCW33 Skf Usa Inc. (USA)
MS17133-69 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
220SD30F3W33 Timken Aerospace, Inc Dba Torrington Product (USA)
A/049/061/B20003 ITEM 24 Houlder Ltd (GBR)
362510-325-45 Otis Elevator Co Sub of United Technologies Corp (USA)
23044YMW33C3 Timken Co Div the Timken Company (USA)
A/049/061/B20003/24 Houlder Ltd (GBR)
23044 CC/W33 Skf Usa Inc. (USA)
Related Parts
5305-00-054-6652INTERCHANGEABLE
SCREW,MACHINE
77A3613-28
2915-00-157-1453INTERCHANGEABLE
TERMINAL,LOCKING
5389944
3130-00-242-0056INTERCHANGEABLE
BEARING UNIT,ROLLER
23044
5945-00-295-4100INTERCHANGEABLE
SOLENOID,ELECTRICAL
23044
5330-00-585-8040INTERCHANGEABLE
PACKING WITH RETAINER
800-530-1/4
1650-00-758-7983INTERCHANGEABLE
CAP,LINEAR ACTUATING CYLINDER
4920-00-783-7044INTERCHANGEABLE
TESTER ASSEMBLY,COMPRESSION
5342-01-113-4603INTERCHANGEABLE
CAP SNAP ON
23044
5305-01-140-2487INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
PWA16020-2
2530-01-383-5343INTERCHANGEABLE
AXLE,VEHICULAR,NONDRIVING
23044-100
5985-01-568-5409INTERCHANGEABLE
REFLECTOR,ANTENNA
23044
5305-01-671-5666INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
23044

Frequently Asked Questions

What is NSN 3110-00-853-9287?

NSN 3110-00-853-9287 is a Bearing,roller,self-Aligning, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-853-9287?

NSN 3110-00-853-9287 has 12 cross-referenced part numbers: 23044YMW33 (Timken Co Div the Timken Company), 23044 (Skf Usa Inc.), 23044EMW33;D1 (Timken Co Div the Timken Company), 23044LBW33C0 (Rexnord Industries, Llc Div Link-Belt Bearing Operation), 23044MCW33 (Skf Usa Inc.) and 7 more.

What NSN replaces 3110-00-853-9287?

There are 12 known substitutes for 3110-00-853-9287: 5305-00-054-6652, 2915-00-157-1453, 3130-00-242-0056 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23044EMW33;D1?

Key specifications for 23044EMW33;D1: Material: STEEL COMP E51100 OR STEEL COMP E52100 ROLLER; Material: STEEL COMP E51100 OR STEEL COMP E52100 OUTER RING; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OUTER RING; Material: ALUMINUM OR COPPER ALLOY OR STEEL RETAINER. 16 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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