PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

177030-30Bearing,ball,thrust

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3110-00-155-9142 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-9142 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-9142. Primary manufacturer part number: 177030-30.
Features
  • Bearing,ball,thrust — FSC 3110
  • Surface Finish: GROUND
  • Bore Smallest Diameter: 0.3750 INCHES NOMINAL IN
  • Overall Outside Diameter: 1.0312 INCHES NOMINAL IN
  • Alignment Type: RIGID
  • Standard Tolerance Designation: ABEC NO.1
  • Style Designator: FLAT RACE SURFACE, STAGGERED BALL RETAINER
  • Material: STEEL WASHER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Washer construction
General Description

The Bearing,ball,thrust, cataloged under National Stock Number 3110-00-155-9142, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-155-9142
Primary Part Number177030-30
Item NameBearing,ball,thrust
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Surface FinishGROUND
Bore Smallest Diameter0.3750 INCHES NOMINAL IN
Overall Outside Diameter1.0312 INCHES NOMINAL IN
Alignment TypeRIGID
Standard Tolerance DesignationABEC NO.1
Style DesignatorFLAT RACE SURFACE, STAGGERED BALL RETAINER
MaterialSTEEL WASHER
MaterialSTEEL BALL
Thrust Directional Capability DesignationSINGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5330-00-038-9620600011 INTERCHANGEABLE
Seal,plain
Master Disposers Inc Dba Market-Master
5935-00-241-03557526 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5360-00-300-7761 INTERCHANGEABLE
Spring,helical,extension
5355-00-496-99567526-000 INTERCHANGEABLE
Dial,scale
Stromberg-Carlson Corp a Plessey Telecommunications Co
8040-00-620-3809 INTERCHANGEABLE
Adhesive
6135-00-826-4798E92 INTERCHANGEABLE
Battery,nonrechargeable
Eveready Battery Co Inc
5935-01-046-45287526 INTERCHANGEABLE
Adapter,connector
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
5306-01-209-7846848Q0002 K020K INTERCHANGEABLE
Bolt,ring
Circor Naval Solutions Llc Dba Warren Pumps
1005-01-225-8364 INTERCHANGEABLE
Disconnector
4330-01-470-60277526 INTERCHANGEABLE
Cover,fluid Filter
Better Engineering Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
DL4W297A119 General Electric Company (USA)
177030-30 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
A011 West Coast Machine Tools Inc (USA)
A011 PRIMARY Gwilliam Company, Inc. Div Ball & Roller Bearing Division (USA)
3460-134-39 King Nutronics Corporation Dba King Nutronics (USA)
7526 Standard Pneumatic Engineering Co (USA)
6011 West Coast Machine Tools Inc (USA)
FT011 Andrews Bearing Corp Div of Mpb Corp Sub of Wheelabrator-Frye Inc (USA)
A011 Altra Industrial Motion Corp. (USA)
77-B-412-00610-0000 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5330-00-038-9620INTERCHANGEABLE
SEAL,PLAIN
600011
5935-00-241-0355INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7526
5360-00-300-7761INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
5355-00-496-9956INTERCHANGEABLE
DIAL,SCALE
7526-000
8040-00-620-3809INTERCHANGEABLE
ADHESIVE
6135-00-826-4798INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
E92
5935-01-046-4528INTERCHANGEABLE
ADAPTER,CONNECTOR
7526
5306-01-209-7846INTERCHANGEABLE
BOLT,RING
848Q0002 K020K
1005-01-225-8364INTERCHANGEABLE
DISCONNECTOR
4330-01-470-6027INTERCHANGEABLE
COVER,FLUID FILTER
7526
5930-01-616-9232INTERCHANGEABLE
SWITCH,PUSH-PULL
PP11-51-15.0A-XX-V

Frequently Asked Questions

What is NSN 3110-00-155-9142?

NSN 3110-00-155-9142 is a Bearing,ball,thrust, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-9142?

NSN 3110-00-155-9142 has 10 cross-referenced part numbers: DL4W297A119 (General Electric Company), 177030-30 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), A011 (West Coast Machine Tools Inc), A011 (Gwilliam Company, Inc. Div Ball & Roller Bearing Division), 3460-134-39 (King Nutronics Corporation Dba King Nutronics) and 5 more.

What NSN replaces 3110-00-155-9142?

There are 11 known substitutes for 3110-00-155-9142: 5330-00-038-9620, 5935-00-241-0355, 5360-00-300-7761 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 177030-30?

Key specifications for 177030-30: Surface Finish: GROUND; Overall Height: 0.5000 INCHES NOMINAL IN; Bore Smallest Diameter: 0.3750 INCHES NOMINAL IN; Overall Outside Diameter: 1.0312 INCHES NOMINAL IN. 10 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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