PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-308Bearing,roller,needle

Jtekt Bearings North America Llc Div Kbna - Ord 1 · NSN 3110-01-128-0277 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-128-0277 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-128-0277. Primary manufacturer part number: B-308.
Features
  • Bearing,roller,needle — FSC 3110
  • Style Designator: NON-SEPARABLE, OPEN END, DRAWN SHELL
  • Material: STEEL OVERALL
  • Alignment Type: RIGID
  • Overall Outside Diameter: 2.2500 INCHES NOMINAL IN
  • Bore Diameter: 1.8750 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Jtekt Bearings North America Llc Div Kbna - Ord 1
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,roller,needle, cataloged under National Stock Number 3110-01-128-0277, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Jtekt Bearings North America Llc Div Kbna - Ord 1. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-128-0277
Primary Part NumberB-308
Item NameBearing,roller,needle
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerJtekt Bearings North America Llc Div Kbna - Ord 1
StatusACTIVE
Style DesignatorNON-SEPARABLE, OPEN END, DRAWN SHELL
MaterialSTEEL OVERALL
Alignment TypeRIGID
Overall Outside Diameter2.2500 INCHES NOMINAL IN
Bore Diameter1.8750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-108-7788OR308 AND RA308 INTERCHANGEABLE
Bearing,roller,journal
Rbc Bearings Incorporated Div West Trenton Division
4510-00-256-263925734 INTERCHANGEABLE
Spout,diverter,bath Tub
Chatham Brass Co Inc
5975-00-657-1544 INTERCHANGEABLE
Splice Sealing Kit
4920-00-757-39308962 INTERCHANGEABLE
Post,standoff,signa
Honeywell Limited Dba Honeywell Aerospace Toronto Div Aerospace-Toronto
5950-00-757-7659900123-123 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4820-01-158-85794915569-0 INTERCHANGEABLE
Valve,safety Relief
Kalmar AC Inc
5342-01-186-8387B-308 INTERCHANGEABLE
Bracket
General Devices Co Inc
4520-01-221-9206195300 INTERCHANGEABLE
Heating Element,electrical,nonim
Low Temp Industries, Inc. Dba Low Temp Industries Inc
5950-01-276-3667L11-0004-002 INTERCHANGEABLE
Coil,radio Frequency
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
6140-01-728-7427B-308 INTERCHANGEABLE
Battery Assembly
L.c.doane Company,the Dba Lc Doane Co
Cross-Reference Index
Part NumberManufacturer
B-308 PRIMARY Jtekt Bearings North America Llc Div Kbna - Ord 1 (USA)
8962 Lift-Tech Intl Inc Crane and Hoist Opns (USA)
B-308 Timken Aerospace, Inc Dba Torrington Product (USA)
505145 ITEM 7I Lift-Tech Intl Inc Crane and Hoist Opns (USA)
Related Parts
3110-00-108-7788INTERCHANGEABLE
BEARING,ROLLER,JOURNAL
OR308 AND RA308
4510-00-256-2639INTERCHANGEABLE
SPOUT,DIVERTER,BATH TUB
25734
5975-00-657-1544INTERCHANGEABLE
SPLICE SEALING KIT
4920-00-757-3930INTERCHANGEABLE
POST,STANDOFF,SIGNA
8962
5950-00-757-7659INTERCHANGEABLE
TRANSFORMER,POWER
900123-123
4820-01-158-8579INTERCHANGEABLE
VALVE,SAFETY RELIEF
4915569-0
5342-01-186-8387INTERCHANGEABLE
BRACKET
B-308
4520-01-221-9206INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
195300
5950-01-276-3667INTERCHANGEABLE
COIL,RADIO FREQUENCY
L11-0004-002
6140-01-728-7427INTERCHANGEABLE
BATTERY ASSEMBLY
B-308

Frequently Asked Questions

What is NSN 3110-01-128-0277?

NSN 3110-01-128-0277 is a Bearing,roller,needle, manufactured by Jtekt Bearings North America Llc Div Kbna - Ord 1, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-128-0277?

NSN 3110-01-128-0277 has 4 cross-referenced part numbers: B-308 (Jtekt Bearings North America Llc Div Kbna - Ord 1), 8962 (Lift-Tech Intl Inc Crane and Hoist Opns), B-308 (Timken Aerospace, Inc Dba Torrington Product), 505145 ITEM 7I (Lift-Tech Intl Inc Crane and Hoist Opns).

What NSN replaces 3110-01-128-0277?

There are 10 known substitutes for 3110-01-128-0277: 3110-00-108-7788, 4510-00-256-2639, 5975-00-657-1544 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-308?

Key specifications for B-308: Style Designator: NON-SEPARABLE, OPEN END, DRAWN SHELL; Material: STEEL OVERALL; Alignment Type: RIGID; Overall Outside Diameter: 2.2500 INCHES NOMINAL IN. 6 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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