PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N16B4437-75Bearing,ball,airframe

Navy Electronics Supply Office · NSN 3110-00-142-4285 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-142-4285 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-142-4285. Primary manufacturer part number: N16B4437-75.
Features
  • Bearing,ball,airframe — FSC 3110
  • Bore Diameter: 0.3750 INCHES NOMINAL IN
  • Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
  • Shield Quantity: 2
  • Inner Ring Width: 0.3130 INCHES NOMINAL IN
  • Load Direction: RADIAL
  • Outer Ring Width: 0.2500 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING OR STEEL SHIELD
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting or Steel Shield construction
General Description

The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-142-4285, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Navy Electronics Supply Office. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 37 commercial cross-references from 29 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
NSN3110-00-142-4285
Primary Part NumberN16B4437-75
Item NameBearing,ball,airframe
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNavy Electronics Supply Office
StatusACTIVE
Bore Diameter0.3750 INCHES NOMINAL IN
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Shield Quantity2
Inner Ring Width0.3130 INCHES NOMINAL IN
Load DirectionRADIAL
Outer Ring Width0.2500 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING OR STEEL SHIELD
Overall Outside Diameter0.8750 INCHES NOMINAL IN
Surface TreatmentCADMIUM SHIELD
MaterialSTEEL INNER RING
MaterialSTEEL BALL
Style DesignatorSINGLE ROW INNER RING EXTENDED BOTH SIDES
Surface TreatmentCADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
MaterialSTEEL OUTER RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3655-00-086-2571 INTERCHANGEABLE
Forming Tool,ring
3110-00-156-3467102668-22 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5930-00-241-2504 INTERCHANGEABLE
Switch Assembly
5310-00-584-7961 INTERCHANGEABLE
Nut,self-Locking,hexagon
6625-00-604-26377688-1 INTERCHANGEABLE
Voltmeter
Kurz & Root Generator Company, Llc
4320-00-770-0021 INTERCHANGEABLE
Impeller,pump,centrifugal
5945-00-773-3392BA-104H INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
5999-00-938-223761-85 INTERCHANGEABLE
Delay Line
Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil
3120-00-957-16193F42127-103 INTERCHANGEABLE
Bushing,sleeve
Lockheed Martin Corp
4140-00-969-2073 INTERCHANGEABLE
Impeller,fan,axial
Cross-Reference Index
Part NumberManufacturer
N16B4437-75 Navy Electronics Supply Office (USA)
K6A Skf Usa Inc. (USA)
K6A Skf Usa Inc. (USA)
K6A General Motors Corp (USA)
28C1070-7 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
28C1070-7 Hughes Missile Systems Co San Diego (USA)
K6A Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
A14682-4 Raytheon Company Dba Raytheon Co (USA)
AN201K6AANG25 Joint Aircraft Committee (USA)
CS2729K6A Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
28C1075-2 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
201K6A Aeronautical Standards Group Dept of Navy and Air Force (USA)
28C1075-2 Hughes Missile Systems Co San Diego (USA)
6185 Skf Industries Inc Nice Bearing Products Div (USA)
23000079 International Business Machines Corp Parts Order Center Dept E - 54 (USA)
0522 Power Industries Inc (USA)
P61046 Bridgestone Americas Tire Operations, Llc (USA)
K6AFAFN Naval Ship Systems Command (USA)
A2654 Ge Aviation Systems Llc (USA)
6185 Skf Usa Inc. (USA)
Related Parts
3655-00-086-2571INTERCHANGEABLE
FORMING TOOL,RING
3110-00-156-3467INTERCHANGEABLE
BEARING,BALL,ANNULAR
102668-22
5930-00-241-2504INTERCHANGEABLE
SWITCH ASSEMBLY
5310-00-584-7961INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
6625-00-604-2637INTERCHANGEABLE
VOLTMETER
7688-1
4320-00-770-0021INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
5945-00-773-3392INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
BA-104H
5999-00-938-2237INTERCHANGEABLE
DELAY LINE
61-85
3120-00-957-1619INTERCHANGEABLE
BUSHING,SLEEVE
3F42127-103
4140-00-969-2073INTERCHANGEABLE
IMPELLER,FAN,AXIAL
5307-01-011-1410INTERCHANGEABLE
STUD,PLAIN
105-23
5935-01-013-7177INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
1160002P2

Frequently Asked Questions

What is NSN 3110-00-142-4285?

NSN 3110-00-142-4285 is a Bearing,ball,airframe, manufactured by Navy Electronics Supply Office, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-142-4285?

NSN 3110-00-142-4285 has 37 cross-referenced part numbers: N16B4437-75 (Navy Electronics Supply Office), K6A (Skf Usa Inc.), K6A (Skf Usa Inc.), K6A (General Motors Corp), 28C1070-7 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company) and 32 more.

What NSN replaces 3110-00-142-4285?

There are 12 known substitutes for 3110-00-142-4285: 3655-00-086-2571, 3110-00-156-3467, 5930-00-241-2504 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N16B4437-75?

Key specifications for N16B4437-75: Bore Diameter: 0.3750 INCHES NOMINAL IN; Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE; Shield Quantity: 2; Inner Ring Width: 0.3130 INCHES NOMINAL IN. 14 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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