PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7305Bearing,ball,duplex

Skf Usa Inc. · NSN 3110-00-156-8010 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-8010 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-8010. Primary manufacturer part number: 7305.
Features
  • Bearing,ball,duplex — FSC 3110
  • Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
  • Overall Outside Diameter: 130.00 MILLIMETERS NOMINAL MM
  • Material: GREASE LUBRICATION
  • Load Direction: ANGULAR
  • Material: GREASE LUBRICATION
  • Load Direction: ANGULAR
  • Retainer Fabrication Method: MACHINED
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Grease Lubrication construction
General Description

The Bearing,ball,duplex, cataloged under National Stock Number 3110-00-156-8010, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 31 commercial cross-references from 23 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
NSN3110-00-156-8010
Primary Part Number7305
Item NameBearing,ball,duplex
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Lubrication Material Document and ClassificationMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
Overall Outside Diameter130.00 MILLIMETERS NOMINAL MM
MaterialGREASE LUBRICATION
Load DirectionANGULAR
MaterialGREASE LUBRICATION
Load DirectionANGULAR
Retainer Fabrication MethodMACHINED
Bearing Preload DesignationLIGHT
Standard Tolerance DesignationABEC NO.1
Lubrication Material Document and ClassificationMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
Surface FinishGROUND
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
Standard Tolerance DesignationABEC NO.1
Bearing Preload DesignationLIGHT
MaterialSTEEL OVERALL
Nondefinitive Spec/std Data00 GRADE AND 134 TYPE
Bore Diameter25.00 MILLIMETERS NOMINAL MM
Nondefinitive Spec/std Data00 GRADE AND 134 TYPE
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2840-00-113-869642H26128P02 INTERCHANGEABLE
Insulation Blanket,thermal,aircr
Tighitco Inc.
3110-00-155-665303991 INTERCHANGEABLE
Bearing,ball,annular
Hyster-Yale Group, Inc. Dba Yale Materials Handling
5136-00-272-9702 INTERCHANGEABLE
Tap,thread Cutting
5975-00-488-3675664 INTERCHANGEABLE
Cover,junction Box
Ni Industries Inc Bowers Mfg Co Div
3110-00-554-56371305MF-1B1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
3110-00-554-5840225305-6 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4530-00-605-069430305 INTERCHANGEABLE
Nozzle,burner,vapor
Aeroil Products Co Inc
2835-00-739-8701700188 INTERCHANGEABLE
Pushrod Anti-Surge
Sabreliner Corp
5915-00-891-3301526-7727-008 INTERCHANGEABLE
Filter,band Pass-Low Pass
Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled
7490-00-955-837030305 INTERCHANGEABLE
Link,universal Join
Pitney Bowes Inc.
Cross-Reference Index
Part NumberManufacturer
7305 PRIMARY Skf Usa Inc. (USA)
30305 General Motors Corp Delco Moraine Ndh Div (USA)
72-6970-439 PRIMARY Fairbanks Morse, Llc (USA)
1231552 PRIMARY Westinghouse Electric Corp (USA)
7305 Stone Safety Corp (USA)
7305 PRIMARY Skf Usa Inc. (USA)
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
7305 PRIMARY Mcgill Manufacturing Co, Inc (USA)
7305B Siemens Energy, Inc. Dba Dresser-Rand (USA)
7305B Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
691P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
691P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
7305 Equitable Bearing Co Inc (USA)
6100771 PRIMARY General Motors Corp (USA)
177003-44 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
7305B Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA)
228278-4 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
6100771 General Motors Corp Electro-Motive Div (USA)
1231552 Westinghouse Electric Corp Power Generation-Generator Div (USA)
30305 General Motors Corp (USA)
Related Parts
2840-00-113-8696INTERCHANGEABLE
INSULATION BLANKET,THERMAL,AIRCR
42H26128P02
3110-00-155-6653INTERCHANGEABLE
BEARING,BALL,ANNULAR
03991
5136-00-272-9702INTERCHANGEABLE
TAP,THREAD CUTTING
5975-00-488-3675INTERCHANGEABLE
COVER,JUNCTION BOX
664
3110-00-554-5637INTERCHANGEABLE
BEARING,BALL,ANNULAR
1305MF-1B1
3110-00-554-5840INTERCHANGEABLE
BEARING,BALL,ANNULAR
225305-6
4530-00-605-0694INTERCHANGEABLE
NOZZLE,BURNER,VAPOR
30305
2835-00-739-8701INTERCHANGEABLE
PUSHROD ANTI-SURGE
700188
5915-00-891-3301INTERCHANGEABLE
FILTER,BAND PASS-LOW PASS
526-7727-008
7490-00-955-8370INTERCHANGEABLE
LINK,UNIVERSAL JOIN
30305
5310-00-989-5793INTERCHANGEABLE
WASHER,FLAT
5360-01-011-1516INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
7305

Frequently Asked Questions

What is NSN 3110-00-156-8010?

NSN 3110-00-156-8010 is a Bearing,ball,duplex, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-8010?

NSN 3110-00-156-8010 has 31 cross-referenced part numbers: 7305 (Skf Usa Inc.), 30305 (General Motors Corp Delco Moraine Ndh Div), 72-6970-439 (Fairbanks Morse, Llc), 1231552 (Westinghouse Electric Corp), 7305 (Stone Safety Corp) and 26 more.

What NSN replaces 3110-00-156-8010?

There are 12 known substitutes for 3110-00-156-8010: 2840-00-113-8696, 3110-00-155-6653, 5136-00-272-9702 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7305?

Key specifications for 7305: Lubrication Material Document and Classification: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE; Overall Outside Diameter: 130.00 MILLIMETERS NOMINAL MM; Material: GREASE LUBRICATION; Load Direction: ANGULAR. 20 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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