PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51961-30Bearing,roller,needle

American Society for Testing and Materials Dba Astm International · NSN 3110-00-227-3253 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-227-3253 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-227-3253. Primary manufacturer part number: MS51961-30.
Features
  • Bearing,roller,needle — FSC 3110
  • Alignment Type: RIGID
  • Surface Finish: GROUND
  • Material: STEEL ROLLER
  • Overall Outside Diameter: 2.5625 INCHES NOMINAL IN
  • Bore Diameter: 2.0000 INCHES NOMINAL IN
  • Style Designator: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
  • Material: STEEL CORROSION RESISTING OR COPPER ALLOY RETAINER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Roller construction
General Description

The Bearing,roller,needle, cataloged under National Stock Number 3110-00-227-3253, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 37 commercial cross-references from 26 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
NSN3110-00-227-3253
Primary Part NumberMS51961-30
Item NameBearing,roller,needle
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusCANCELLED
Alignment TypeRIGID
Surface FinishGROUND
MaterialSTEEL ROLLER
Overall Outside Diameter2.5625 INCHES NOMINAL IN
Bore Diameter2.0000 INCHES NOMINAL IN
Style DesignatorNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
MaterialSTEEL CORROSION RESISTING OR COPPER ALLOY RETAINER
MaterialSTEEL OUTER RING
Retainer Fabrication MethodPRESSED
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5895-00-027-6780 INTERCHANGEABLE
Amplifier-Power Supply
5310-00-033-21237515 INTERCHANGEABLE
Nut
Te Connectivity Corporation
3460-00-052-4613 INTERCHANGEABLE
Arbor,hole Saw
5340-00-057-35370042676 INTERCHANGEABLE
Clevis,rod End
New Holland Construction
3110-00-100-0329572 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
3110-00-100-03750211588-9 INTERCHANGEABLE
Cup,tapered Roller Bearing
Agco Corp Parts Opn
3040-00-107-1741 INTERCHANGEABLE
Shaft,shouldered
5910-00-112-69925514 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Telephone Company of America Incorporated
3110-00-155-6237113276-10 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3110-00-156-79515214FM1TX9 INTERCHANGEABLE
Bearing,ball,annular
Nsk Corp Bearing Div
Cross-Reference Index
Part NumberManufacturer
E-951 Circor Naval Solutions Llc Dba Warren Pumps (USA)
LA157-1 Pettibone Llc (USA)
LA725-7 Pettibone Llc (USA)
21051 Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group (USA)
445-125 The Raymond Corp Dba Raymond Sales Corp Div the Raymond Corporation (USA)
E-951 PC NO 15A Circor Naval Solutions Llc Dba Warren Pumps (USA)
H403 Hydraulic Controls, Inc. Dba Hydraulic Controls Inc (USA)
53449 New Holland Construction (USA)
M032 Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
7013084 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
MS51961-30 PRIMARY American Society for Testing and Materials Dba Astm International (USA)
MR32 Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. (USA)
707725 Army Weapons Command Attn Amswe-Ree-S (USA)
827863 Garwood/feller Inc Garwood Winch Div (USA)
MS51961-30 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
0153449 New Holland Construction (USA)
5514 Gunnebo Johnson Corporation Div Gunnebo Industries, Inc. (USA)
324120 Timken Aerospace, Inc Dba Torrington Product (USA)
SJ7355 Rbc Bearings Incorporated Div West Trenton Division (USA)
1385001 Paccar Winch Inc Dba Paccar Winch Division (USA)
Related Parts
5895-00-027-6780INTERCHANGEABLE
AMPLIFIER-POWER SUPPLY
5310-00-033-2123INTERCHANGEABLE
NUT
7515
3460-00-052-4613INTERCHANGEABLE
ARBOR,HOLE SAW
5340-00-057-3537INTERCHANGEABLE
CLEVIS,ROD END
0042676
3110-00-100-0329INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
572
3110-00-100-0375INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
0211588-9
3040-00-107-1741INTERCHANGEABLE
SHAFT,SHOULDERED
5910-00-112-6992INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5514
3110-00-155-6237INTERCHANGEABLE
BEARING,BALL,ANNULAR
113276-10
3110-00-156-7951INTERCHANGEABLE
BEARING,BALL,ANNULAR
5214FM1TX9
5960-00-182-7375INTERCHANGEABLE
ELECTRON TUBE
5950-00-252-2562INTERCHANGEABLE
COIL,RADIO FREQUENCY
K7890666P1

Frequently Asked Questions

What is NSN 3110-00-227-3253?

NSN 3110-00-227-3253 is a Bearing,roller,needle, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-227-3253?

NSN 3110-00-227-3253 has 37 cross-referenced part numbers: E-951 (Circor Naval Solutions Llc Dba Warren Pumps), LA157-1 (Pettibone Llc), LA725-7 (Pettibone Llc), 21051 (Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group), 445-125 (The Raymond Corp Dba Raymond Sales Corp Div the Raymond Corporation) and 32 more.

What NSN replaces 3110-00-227-3253?

There are 12 known substitutes for 3110-00-227-3253: 5895-00-027-6780, 5310-00-033-2123, 3460-00-052-4613 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51961-30?

Key specifications for MS51961-30: Alignment Type: RIGID; Surface Finish: GROUND; Overall Width: 1.2500 INCHES NOMINAL IN; Material: STEEL ROLLER. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-227-3253 still in active supply?

NSN 3110-00-227-3253 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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