PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1311Bearing,ball,annular

Nsk Corp Bearing Div · NSN 3110-00-156-5101 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-5101 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-5101. Primary manufacturer part number: 1311.
Features
  • Bearing,ball,annular — FSC 3110
  • Internal Fit-Up Contact Angular Direction: INWARD CONVERGENT
  • Nondefinitive Spec/std Data: 123 TYPE AND 00 GRADE
  • Alignment Type: SELF-ALIGNING
  • Nondefinitive Spec/std Data: 123 TYPE AND 00 GRADE
  • Style Designator: NON-SEPARABLE
  • Material: STEEL OVERALL
  • Bore Shape: STRAIGHT
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 3110-00-156-5101, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Nsk Corp Bearing Div. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-156-5101
Primary Part Number1311
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNsk Corp Bearing Div
StatusACTIVE
Internal Fit-Up Contact Angular DirectionINWARD CONVERGENT
Nondefinitive Spec/std Data123 TYPE AND 00 GRADE
Alignment TypeSELF-ALIGNING
Nondefinitive Spec/std Data123 TYPE AND 00 GRADE
Style DesignatorNON-SEPARABLE
MaterialSTEEL OVERALL
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.1
Load DirectionANGULAR
Bore Diameter55.00 MILLIMETERS NOMINAL MM
Surface FinishGROUND
MaterialSTEEL OVERALL
Style DesignatorNON-SEPARABLE
Standard Tolerance DesignationABEC NO.1
Overall Outside Diameter55.00 MILLIMETERS NOMINAL MM
Internal Fit-Up DesignationSTANDARD
Self-Alignment LocationINTERNAL
Internal Fit-Up Contact Angular DirectionINWARD CONVERGENT
Self-Alignment LocationINTERNAL
Load DirectionANGULAR
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Alignment TypeSELF-ALIGNING
Retainer Fabrication MethodPRESSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-036-1507N22618 INTERCHANGEABLE
Bottom,cylinder
Leslie Controls, Inc. Dba Leslie Controls Inc
4940-00-169-770510055 INTERCHANGEABLE
Transducer Assy
Spencer Industries Inc
5133-00-228-1342 INTERCHANGEABLE
Drill,twist
3455-00-277-3551 INTERCHANGEABLE
Blade,band Saw,metal Cutting
5305-00-286-2083 INTERCHANGEABLE
Screw,cap,socket Head
6640-00-290-6862 INTERCHANGEABLE
Flask,boiling
6640-00-290-6863 INTERCHANGEABLE
Flask,boiling
2530-00-359-0438100-55 INTERCHANGEABLE
Block Fitting Compe
Zf Off-Highway Solutions Minnesota Inc
3120-00-362-1369AL258 INTERCHANGEABLE
Bearing,sleeve
Trw Inc Replacement Parts Div
5330-00-468-316410055 INTERCHANGEABLE
Gasket 1-16 in Th
Dynalec Corporation
Cross-Reference Index
Part NumberManufacturer
1311 Nsk Corp Bearing Div (USA)
1311SA Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
AA59598 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
GX153 Morris Material Handling, Inc. (USA)
AA59598-211JCBT Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
177009-94 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
133618-16 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
55BS13 Anti-Friction Bearing Mfg Assn Inc the (USA)
133616-18 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2611 General Motors Corp (USA)
118032-2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
118031-2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
133614-16 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1311 Equitable Bearing Co Inc (USA)
1311 Skf Usa Inc. (USA)
10055 Klauer Manufacturing Company (USA)
FFB171 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
U355 Fag Bearings Corporation (USA)
2611 General Motors Corp Delco Moraine Ndh Div (USA)
L311 Timken Co Div the Timken Company (USA)
Related Parts
4820-00-036-1507INTERCHANGEABLE
BOTTOM,CYLINDER
N22618
4940-00-169-7705INTERCHANGEABLE
TRANSDUCER ASSY
10055
5133-00-228-1342INTERCHANGEABLE
DRILL,TWIST
3455-00-277-3551INTERCHANGEABLE
BLADE,BAND SAW,METAL CUTTING
5305-00-286-2083INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
6640-00-290-6862INTERCHANGEABLE
FLASK,BOILING
6640-00-290-6863INTERCHANGEABLE
FLASK,BOILING
2530-00-359-0438INTERCHANGEABLE
BLOCK FITTING COMPE
100-55
3120-00-362-1369INTERCHANGEABLE
BEARING,SLEEVE
AL258
5330-00-468-3164INTERCHANGEABLE
GASKET 1-16 IN TH
10055
3110-00-554-3209INTERCHANGEABLE
BEARING,BALL,ANNULAR
5330-00-558-0265INTERCHANGEABLE
PACKING,PREFORMED
10055

Frequently Asked Questions

What is NSN 3110-00-156-5101?

NSN 3110-00-156-5101 is a Bearing,ball,annular, manufactured by Nsk Corp Bearing Div, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-5101?

NSN 3110-00-156-5101 has 20 cross-referenced part numbers: 1311 (Nsk Corp Bearing Div), 1311SA (Schatz Bearing Corporation Dba Schatz Bearing Corp), AA59598 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), GX153 (Morris Material Handling, Inc.), AA59598-211JCBT (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 15 more.

What NSN replaces 3110-00-156-5101?

There are 12 known substitutes for 3110-00-156-5101: 4820-00-036-1507, 4940-00-169-7705, 5133-00-228-1342 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1311?

Key specifications for 1311: Internal Fit-Up Contact Angular Direction: INWARD CONVERGENT; Nondefinitive Spec/std Data: 123 TYPE AND 00 GRADE; Alignment Type: SELF-ALIGNING; Nondefinitive Spec/std Data: 123 TYPE AND 00 GRADE. 25 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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