PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

408182-1Bearing,ball,annular

Naval Air Warfare Center Aircraft Division Joint Base Jbmdl · NSN 3110-00-447-4907 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-447-4907 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-447-4907. Primary manufacturer part number: 408182-1.
Features
  • Bearing,ball,annular — FSC 3110
  • Overall Outside Diameter: 4.3301 INCHES MINIMUM AND 4.3307 INCHES MAXIMUM IN
  • Bore Shape: STRAIGHT
  • Internal Fit-Up Designation: STANDARD
  • Seal Quantity: 2
  • Outer Ring Width: 29.0 MILLIMETERS NOMINAL MM
  • Lubrication Material: GREASE
  • Load Direction: RADIAL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Inner Ring construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-447-4907, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Air Warfare Center Aircraft Division Joint Base Jbmdl. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-447-4907
Primary Part Number408182-1
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNaval Air Warfare Center Aircraft Division Joint Base Jbmdl
StatusACTIVE
Overall Outside Diameter4.3301 INCHES MINIMUM AND 4.3307 INCHES MAXIMUM IN
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Seal Quantity2
Outer Ring Width29.0 MILLIMETERS NOMINAL MM
Lubrication MaterialGREASE
Load DirectionRADIAL
Bearing Seal TypeLABYRINTH
Surface FinishGROUND
Lubrication Material Document and ClassificationMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL INNER RING
Style DesignatorSINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDED BOTH SIDES, WITH ECCENTRIC LOCKING COLLAR
MaterialSTEEL BALL
MaterialSTEEL OUTER RING
MaterialSTEEL SEAL
Bore Diameter1.9375 INCHES MINIMUM AND 1.9380 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2840-01-341-01774081821-800 INTERCHANGEABLE
Cold Section Module,aircraft Gas
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2930-01-658-5935VA18-BP70/LL-41S INTERCHANGEABLE
Impeller,fan,axial
Spal-Usa, Inc. Dba Spal-Usa Inc
Cross-Reference Index
Part NumberManufacturer
65-1138-1 Entwistle Co the Van Zelm Div (USA)
408182-1 PRIMARY Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
GN115KLL PRIMARY Timken Co Div the Timken Company (USA)
Related Parts
2840-01-341-0177INTERCHANGEABLE
COLD SECTION MODULE,AIRCRAFT GAS
4081821-800
2930-01-658-5935INTERCHANGEABLE
IMPELLER,FAN,AXIAL
VA18-BP70/LL-41S

Frequently Asked Questions

What is NSN 3110-00-447-4907?

NSN 3110-00-447-4907 is a Bearing,ball,annular, manufactured by Naval Air Warfare Center Aircraft Division Joint Base Jbmdl, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-447-4907?

NSN 3110-00-447-4907 has 3 cross-referenced part numbers: 65-1138-1 (Entwistle Co the Van Zelm Div), 408182-1 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl), GN115KLL (Timken Co Div the Timken Company).

What NSN replaces 3110-00-447-4907?

There are 2 known substitutes for 3110-00-447-4907: 2840-01-341-0177, 2930-01-658-5935. Verify interchangeability with system specifications before substitution.

What are the specifications of 408182-1?

Key specifications for 408182-1: Overall Outside Diameter: 4.3301 INCHES MINIMUM AND 4.3307 INCHES MAXIMUM IN; Bore Shape: STRAIGHT; Internal Fit-Up Designation: STANDARD; Seal Quantity: 2. 18 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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