PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

K168ABearing,ball,annular

Yale Security Inc. Dba Norton Door Control · NSN 3110-00-155-6653 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-6653 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-6653. Primary manufacturer part number: K168A.
Features
  • Bearing,ball,annular — FSC 3110
  • 50 verified cross-references
  • Primary manufacturer: Yale Security Inc. Dba Norton Door Control
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-155-6653, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Yale Security Inc. Dba Norton Door Control. This item has 50 commercial cross-references from 44 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,ball,annular
FSC / FSG3110 — No Item Name Available (FSG 31)
ManufacturersYale Security Inc. Dba Norton Door Control (CAGE 66821); Cummins Inc. (CAGE 15434); Trw Inc Bearings Div Plainville Plant (CAGE 81965); General Motors Corp (CAGE 24617); Caterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
ParameterValue
NSN3110-00-155-6653
Primary Part NumberK168A
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerYale Security Inc. Dba Norton Door Control
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-005-62311462 INTERCHANGEABLE
Nut,plain,hexagon
Eaton Aerospace, Llc Dba Jackson South
5805-00-009-347611245 INTERCHANGEABLE
Output Isolator Mod
Versitron Inc
9390-00-067-6553 INTERCHANGEABLE
Nonmetallic Channel
6125-00-093-5828 INTERCHANGEABLE
Dynamotor-Power Supply
3110-00-100-0283560 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Rbc Bearings Incorporated Div West Trenton Division
5905-00-104-0730RUS50R INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5331-00-143-8823AS568-229 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
3110-00-144-8519305S INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
3110-00-144-88281109122 INTERCHANGEABLE
Bearing,ball,annular
Deutz Corporation
3110-00-155-6198 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
K168A PRIMARY Yale Security Inc. Dba Norton Door Control (USA)
S16001 PRIMARY Cummins Inc. (USA)
7305 Trw Inc Bearings Div Plainville Plant (USA)
7305X1A General Motors Corp (USA)
1B5387 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
R11245 Komatsu America Corporation (USA)
305MF PRIMARY Dresser, Llc (USA)
29209D PRIMARY Dobbie Foundry and Machine Co (USA)
1602809 Ready Power Co the (USA)
MT305P PRIMARY Fag Bearings Corporation (USA)
395720 White Motor Corp (USA)
X440 Prestolite Electric Inc (USA)
1305S PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
ST301 PRIMARY Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
A227377 Celtrac Corp (USA)
7305X1 General Motors Corp (USA)
X444 Universal Motors-Oshkosh a Div of Medalist Industries Inc (USA)
S16001 PRIMARY Air Liquide America Corp Ransome Div (USA)
7305 General Motors Corp Delco Moraine Ndh Div (USA)
BP287 Sidney Machine Tool Co (USA)
Related Parts
5310-00-005-6231INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1462
5805-00-009-3476INTERCHANGEABLE
OUTPUT ISOLATOR MOD
11245
9390-00-067-6553INTERCHANGEABLE
NONMETALLIC CHANNEL
6125-00-093-5828INTERCHANGEABLE
DYNAMOTOR-POWER SUPPLY
3110-00-100-0283INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
560
5905-00-104-0730INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
RUS50R
5331-00-143-8823INTERCHANGEABLE
O-RING
AS568-229
3110-00-144-8519INTERCHANGEABLE
BEARING,BALL,ANNULAR
305S
3110-00-144-8828INTERCHANGEABLE
BEARING,BALL,ANNULAR
1109122
3110-00-155-6198INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-155-6649INTERCHANGEABLE
BEARING,BALL,ANNULAR
10554
3110-00-156-8010INTERCHANGEABLE
BEARING,BALL,DUPLEX
1231552

Frequently Asked Questions

What is NSN 3110-00-155-6653?

NSN 3110-00-155-6653 is a Bearing,ball,annular, manufactured by Yale Security Inc. Dba Norton Door Control, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-6653?

NSN 3110-00-155-6653 has 50 cross-referenced part numbers: K168A (Yale Security Inc. Dba Norton Door Control), S16001 (Cummins Inc.), 7305 (Trw Inc Bearings Div Plainville Plant), 7305X1A (General Motors Corp), 1B5387 (Caterpillar Inc Div Caterpillar Defense) and 45 more.

What NSN replaces 3110-00-155-6653?

There are 12 known substitutes for 3110-00-155-6653: 5310-00-005-6231, 5805-00-009-3476, 9390-00-067-6553 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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