PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CYRB171Bearing,sleeve

Ge Aviation Systems Llc Dba Ge Aviation Systems Llc · NSN 3120-01-119-6851 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-119-6851 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-119-6851. Primary manufacturer part number: CYRB171.
Features
  • Bearing,sleeve — FSC 3120
  • 3 verified cross-references
  • Primary manufacturer: Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-119-6851, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersTimken Aerospace, Inc Dba Torrington Product (CAGE 60380); Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (CAGE 05624)
Technical Specifications
ParameterValue
NSN3120-01-119-6851
Primary Part NumberCYRB171
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerGe Aviation Systems Llc Dba Ge Aviation Systems Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-112-5770225-007 INTERCHANGEABLE
Bearing,roller,needle
Cummins-Allison Corp. Dba Cummins-Allison Div Federal Government Department
3110-00-120-3078112314 INTERCHANGEABLE
Bearing,roller,needle
Eaton Aerospace, Llc Dba Jackson South
6730-00-153-9326B55 INTERCHANGEABLE
Control,dissolve
Eastman Kodak Co
3030-00-350-9156BP55 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
3030-00-529-0484 INTERCHANGEABLE
Belt,v
3110-00-554-5389 INTERCHANGEABLE
Bearing,ball,annular
5120-00-555-0473B-55 INTERCHANGEABLE
Screwdriver,offset
Ngk Metals Corporation Dba N G K Berylco
7330-00-721-6530B55 INTERCHANGEABLE
Pan,pie
D&w Fine Pack Llc Dba Wilkinson Industries
5925-00-812-8896B5-5 INTERCHANGEABLE
Thermal Release,circuit Breaker
Schneider Electric Usa, Inc. Dba Schneider Electric
5840-00-814-4224 INTERCHANGEABLE
Combiner,mixing
Cross-Reference Index
Part NumberManufacturer
B55-AS Timken Aerospace, Inc Dba Torrington Product (USA)
CYRB171 PRIMARY Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
B55 Timken Aerospace, Inc Dba Torrington Product (USA)
Related Parts
3110-00-112-5770INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
225-007
3110-00-120-3078INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
112314
6730-00-153-9326INTERCHANGEABLE
CONTROL,DISSOLVE
B55
3030-00-350-9156INTERCHANGEABLE
BELT,V
BP55
3030-00-529-0484INTERCHANGEABLE
BELT,V
3110-00-554-5389INTERCHANGEABLE
BEARING,BALL,ANNULAR
5120-00-555-0473INTERCHANGEABLE
SCREWDRIVER,OFFSET
B-55
7330-00-721-6530INTERCHANGEABLE
PAN,PIE
B55
5925-00-812-8896INTERCHANGEABLE
THERMAL RELEASE,CIRCUIT BREAKER
B5-5
5840-00-814-4224INTERCHANGEABLE
COMBINER,MIXING
7045-01-005-2422INTERCHANGEABLE
BLADE,MAGNETIC TAPE CLEANER
3030-01-134-4145INTERCHANGEABLE
BELT,V
B55

Frequently Asked Questions

What is NSN 3120-01-119-6851?

NSN 3120-01-119-6851 is a Bearing,sleeve, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-119-6851?

NSN 3120-01-119-6851 has 3 cross-referenced part numbers: B55-AS (Timken Aerospace, Inc Dba Torrington Product), CYRB171 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc), B55 (Timken Aerospace, Inc Dba Torrington Product).

What NSN replaces 3120-01-119-6851?

There are 12 known substitutes for 3120-01-119-6851: 3110-00-112-5770, 3110-00-120-3078, 6730-00-153-9326 and 9 more. Verify interchangeability with system specifications before substitution.

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