PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NKL6-20ZBearing,ball,annular

Ambac International Corporation Div Ambac International · NSN 3110-00-554-3941 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-554-3941 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-554-3941. Primary manufacturer part number: NKL6-20Z.
Features
  • Bearing,ball,annular — FSC 3110
  • Load Direction: RADIAL
  • Retainer Fabrication Method: PRESSED
  • Style Designator: COUNTERBORED OUTER RING, SEPARABLE
  • Material: STEEL OVERALL
  • Standard Tolerance Designation: ABEC NO.1
  • Bore Shape: STRAIGHT
  • Bore Diameter: 20.00 MILLIMETERS NOMINAL MM
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-554-3941, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Ambac International Corporation Div Ambac International. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 42 commercial cross-references from 30 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
NSN3110-00-554-3941
Primary Part NumberNKL6-20Z
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerAmbac International Corporation Div Ambac International
StatusCANCELLED
Load DirectionRADIAL
Retainer Fabrication MethodPRESSED
Style DesignatorCOUNTERBORED OUTER RING, SEPARABLE
MaterialSTEEL OVERALL
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Bore Diameter20.00 MILLIMETERS NOMINAL MM
Overall Outside Diameter47.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Internal Fit-Up DesignationSTANDARD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6635-00-182-7534L20 INTERCHANGEABLE
Tester,spring Resiliency
Ametek Inc
5310-00-199-5294 INTERCHANGEABLE
Nut,plain,slotted,hexagon
5330-00-285-83990606910-8 INTERCHANGEABLE
Seal,plain Encased
New Holland Construction
5340-00-426-0568L20 INTERCHANGEABLE
Grip,handle
Superior Equipment Co Buckeye Div
5360-00-530-8309D2-815 INTERCHANGEABLE
Spring,helical,compression
Insinger Machine Co
3110-00-554-3232204S INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5340-00-598-8041H14 INTERCHANGEABLE
Strap,retaining
Minerallac Electric Co
5935-00-621-2110142010 INTERCHANGEABLE
Connector,plug,electrical
Telemechanics Inc
5920-00-636-3052 INTERCHANGEABLE
Fuse,plug
3110-00-823-8563A203242 INTERCHANGEABLE
Bearing,ball,linear Motion
Thomson Industries Inc
Cross-Reference Index
Part NumberManufacturer
C2815 Ingersoll Rand Co (USA)
NKL6-20Z PRIMARY Ambac International Corporation Div Ambac International (USA)
NKL6-20Z Hercules Engine Co Inc (USA)
FF-B-171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
NKL6-20Z PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
D2815 Kaitlin Corp (USA)
20Y PRIMARY Skf Usa Inc. (USA)
04039-2542 Harsco Corp Bmy-Combat Systems Div (USA)
19696-596 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
P9618560-1 PRIMARY General Electric Company (USA)
FBL20 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
L20 PRIMARY Skf Usa Inc. (USA)
142010 Sasco Inc Canadian Div
20 General Motors Corp Delco Moraine Ndh Div (USA)
10-23886 Unison Industries Llc (USA)
L20 PRIMARY Skf Usa Inc. (USA)
C2815 Kaitlin Corp (USA)
TL20 PRIMARY Skf Usa Inc. (USA)
ND20-1 General Motors Corp Delco Moraine Ndh Div (USA)
ND20-1 General Motors Corp (USA)
Related Parts
6635-00-182-7534INTERCHANGEABLE
TESTER,SPRING RESILIENCY
L20
5310-00-199-5294INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
5330-00-285-8399INTERCHANGEABLE
SEAL,PLAIN ENCASED
0606910-8
5340-00-426-0568INTERCHANGEABLE
GRIP,HANDLE
L20
5360-00-530-8309INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
D2-815
3110-00-554-3232INTERCHANGEABLE
BEARING,BALL,ANNULAR
204S
5340-00-598-8041INTERCHANGEABLE
STRAP,RETAINING
H14
5935-00-621-2110INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
142010
5920-00-636-3052INTERCHANGEABLE
FUSE,PLUG
3110-00-823-8563INTERCHANGEABLE
BEARING,BALL,LINEAR MOTION
A203242
5310-00-913-5437INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5120-00-935-7442INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 3110-00-554-3941?

NSN 3110-00-554-3941 is a Bearing,ball,annular, manufactured by Ambac International Corporation Div Ambac International, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-554-3941?

NSN 3110-00-554-3941 has 42 cross-referenced part numbers: C2815 (Ingersoll Rand Co), NKL6-20Z (Ambac International Corporation Div Ambac International), NKL6-20Z (Hercules Engine Co Inc), FF-B-171 (Federal Specifications Promulgated by General Services Administration Washington DC), NKL6-20Z (Brinkley Technology Group Llc Dba Hercules Manufacturing) and 37 more.

What NSN replaces 3110-00-554-3941?

There are 12 known substitutes for 3110-00-554-3941: 6635-00-182-7534, 5310-00-199-5294, 5330-00-285-8399 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NKL6-20Z?

Key specifications for NKL6-20Z: Load Direction: RADIAL; Retainer Fabrication Method: PRESSED; Style Designator: COUNTERBORED OUTER RING, SEPARABLE; Material: STEEL OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-554-3941 still in active supply?

NSN 3110-00-554-3941 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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