PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

812388Bearing,roller,needle

L3 Aviation Products, Inc. Dba L3 Technologies · NSN 3110-00-120-3074 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-120-3074 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-120-3074. Primary manufacturer part number: 812388.
Features
  • Bearing,roller,needle — FSC 3110
  • Standard Tolerance Designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
  • Bore Diameter: 0.1875 INCHES NOMINAL IN
  • Alignment Type: RIGID
  • Style Designator: NON-SEPARABLE, OPEN END, DRAWN SHELL
  • Material: STEEL OVERALL
  • Overall Outside Diameter: 0.3438 INCHES NOMINAL IN
  • 12 verified cross-references
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 3110-00-120-3074, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is L3 Aviation Products, Inc. Dba L3 Technologies. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-120-3074
Primary Part Number812388
Item NameBearing,roller,needle
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerL3 Aviation Products, Inc. Dba L3 Technologies
StatusCANCELLED
Standard Tolerance DesignationAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
Bore Diameter0.1875 INCHES NOMINAL IN
Alignment TypeRIGID
Style DesignatorNON-SEPARABLE, OPEN END, DRAWN SHELL
MaterialSTEEL OVERALL
Overall Outside Diameter0.3438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5306-00-140-2265B3-4 INTERCHANGEABLE
Bolt,machine
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
5940-00-155-967010015524-013 INTERCHANGEABLE
Terminal,lug
Us Army Aviation and Missile Command
4730-00-174-455112Z330PC30 INTERCHANGEABLE
Swing Joint,pipe
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5360-00-217-93021409551 INTERCHANGEABLE
Spring,helical,compression
Chrysler Realty Company Llc Dba Daimler Chrysler
3110-00-468-2285B34 INTERCHANGEABLE
Bearing,roller,needle
Timken Aerospace, Inc Dba Torrington Product
5310-00-481-2449 INTERCHANGEABLE
Nut,plain,hexagon
3455-00-517-594615424 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5950-00-645-6882B34 INTERCHANGEABLE
Transformer,pulse
Cardwell Condenser Corp Lapointe-Admiral Div
5360-00-737-5230 INTERCHANGEABLE
Spring,helical,compression
5365-00-812-2831547C032744 INTERCHANGEABLE
Shim
L3 Technologies, Inc. Div L3 Keo
Cross-Reference Index
Part NumberManufacturer
ERG220 Chief of Engineers Dept of Army (USA)
812388 PRIMARY L3 Aviation Products, Inc. Dba L3 Technologies (USA)
B34 PRIMARY Timken Aerospace, Inc Dba Torrington Product (USA)
ERG220 PRIMARY Renk America Llc Div Renk America (USA)
177030-111 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1100-11-86 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
8979-1 Goodrich Corporation Dba Trw Lucas Aerospace (USA)
1100-11-86 Minnesota Mining and Mfg Co Broadcasting and Related Products Div
DCB34 PRIMARY Timken Aerospace, Inc Dba Torrington Product (USA)
CAZX2-1-713857 Cecom Lr Center (USA)
B34X PRIMARY Timken Aerospace, Inc Dba Torrington Product (USA)
ERG220 Satair A/s (DNK)
Related Parts
5306-00-140-2265INTERCHANGEABLE
BOLT,MACHINE
B3-4
5940-00-155-9670INTERCHANGEABLE
TERMINAL,LUG
10015524-013
4730-00-174-4551INTERCHANGEABLE
SWING JOINT,PIPE
12Z330PC30
5360-00-217-9302INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
1409551
3110-00-468-2285INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
B34
5310-00-481-2449INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3455-00-517-5946INTERCHANGEABLE
CUTTER,MILLING,END
15424
5950-00-645-6882INTERCHANGEABLE
TRANSFORMER,PULSE
B34
5360-00-737-5230INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5365-00-812-2831INTERCHANGEABLE
SHIM
547C032744
3030-01-061-6623INTERCHANGEABLE
BELT,V
B34
6910-01-189-2249INTERCHANGEABLE
CLADOPHORA
B34

Frequently Asked Questions

What is NSN 3110-00-120-3074?

NSN 3110-00-120-3074 is a Bearing,roller,needle, manufactured by L3 Aviation Products, Inc. Dba L3 Technologies, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-120-3074?

NSN 3110-00-120-3074 has 12 cross-referenced part numbers: ERG220 (Chief of Engineers Dept of Army), 812388 (L3 Aviation Products, Inc. Dba L3 Technologies), B34 (Timken Aerospace, Inc Dba Torrington Product), ERG220 (Renk America Llc Div Renk America), 177030-111 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 7 more.

What NSN replaces 3110-00-120-3074?

There are 12 known substitutes for 3110-00-120-3074: 5306-00-140-2265, 5940-00-155-9670, 4730-00-174-4551 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 812388?

Key specifications for 812388: Standard Tolerance Designation: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS; Bore Diameter: 0.1875 INCHES NOMINAL IN; Alignment Type: RIGID; Overall Width: 0.2500 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-120-3074 still in active supply?

NSN 3110-00-120-3074 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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