PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SSRI-1812-DDRA1-LL68Bearing,ball,annular

New Hampshire Ball Bearings Inc Div Hitech Division · NSN 3110-00-245-5205 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-245-5205 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-245-5205. Primary manufacturer part number: SSRI-1812-DDRA1-LL68.
Features
  • Bearing,ball,annular — FSC 3110
  • Bore Shape: STRAIGHT
  • Surface Finish: GROUND
  • Standard Tolerance Designation: ABEC NO.1
  • Seal Quantity: 2
  • Internal Fit-Up Designation: STANDARD
  • Bearing Seal Type: CONTACT
  • Lubrication Material: GREASE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Rubber Synthetic Seal construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-245-5205, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Hampshire Ball Bearings Inc Div Hitech Division. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-245-5205
Primary Part NumberSSRI-1812-DDRA1-LL68
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerNew Hampshire Ball Bearings Inc Div Hitech Division
StatusACTIVE
Bore ShapeSTRAIGHT
Surface FinishGROUND
Standard Tolerance DesignationABEC NO.1
Seal Quantity2
Internal Fit-Up DesignationSTANDARD
Bearing Seal TypeCONTACT
Lubrication MaterialGREASE
Load DirectionRADIAL
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Retainer Fabrication MethodPRESSED
MaterialRUBBER SYNTHETIC SEAL
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE INNER RING
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MaterialSTEEL COMP 440C BALL
MaterialSTEEL CORROSION RESISTING RETAINER
MaterialSTEEL COMP 440C INNER RING
MaterialSTEEL COMP 440C OUTER RING
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE BALL
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter1.1250 INCHES NOMINAL IN
Bore Diameter0.5000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-081-1287 INTERCHANGEABLE
Bearing,ball,annular
3110-00-116-4086SSR-3ZZRA3P36-LY15 INTERCHANGEABLE
Bearing,ball,annular
New Hampshire Ball Bearings Inc Div Precision Division
3110-00-135-95707041-97 INTERCHANGEABLE
Bearing,ball,annular
Cef Industries, Llc Dba Cef Industries Inc
3110-00-226-3366S125375P15LD INTERCHANGEABLE
Bearing,ball,annular
Mpb Corp Div Timken Super Precision
3110-00-234-9671100104-201 INTERCHANGEABLE
Bearing,ball,annular
Meggitt North Hollywood Inc
Cross-Reference Index
Part NumberManufacturer
SSRI-1812-DDRA1-LL68 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
R8ZZST20GRS Skf Usa Inc. (USA)
LLSS1L1 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
AS5PP Timken Co Div the Timken Company (USA)
SR8.2GTS.K01 Fag Bearings Corporation (USA)
125C3781-1 General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA)
SSRI-1812DDRA1 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
R998L-SS-A Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
FF-B-2844/05 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
SSZ99R8XR1CJ General Motors Corp Delco Moraine Ndh Div (USA)
10107365 Nimikkeistokeskus Ncb Finland (FIN)
A-A-59644 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
R8LLS1L1 Schatz Bearing Corporation Dba Schatz Bearing Corp (USA)
FFB2844/05AN1BX Federal Specifications Promulgated by General Services Administration Washington DC (USA)
R82RS Skf Usa Inc. (USA)
AA59644-213AEHB Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
3110PL0959011 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
3110-00-081-1287INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-116-4086INTERCHANGEABLE
BEARING,BALL,ANNULAR
SSR-3ZZRA3P36-LY15
3110-00-135-9570INTERCHANGEABLE
BEARING,BALL,ANNULAR
7041-97
3110-00-226-3366INTERCHANGEABLE
BEARING,BALL,ANNULAR
S125375P15LD
3110-00-234-9671INTERCHANGEABLE
BEARING,BALL,ANNULAR
100104-201

Frequently Asked Questions

What is NSN 3110-00-245-5205?

NSN 3110-00-245-5205 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Hitech Division, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-245-5205?

NSN 3110-00-245-5205 has 17 cross-referenced part numbers: SSRI-1812-DDRA1-LL68 (New Hampshire Ball Bearings Inc Div Hitech Division), R8ZZST20GRS (Skf Usa Inc.), LLSS1L1 (Schatz Bearing Corporation Dba Schatz Bearing Corp), AS5PP (Timken Co Div the Timken Company), SR8.2GTS.K01 (Fag Bearings Corporation) and 12 more.

What NSN replaces 3110-00-245-5205?

There are 5 known substitutes for 3110-00-245-5205: 3110-00-081-1287, 3110-00-116-4086, 3110-00-135-9570 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SSRI-1812-DDRA1-LL68?

Key specifications for SSRI-1812-DDRA1-LL68: Bore Shape: STRAIGHT; Surface Finish: GROUND; Standard Tolerance Designation: ABEC NO.1; Seal Quantity: 2. 22 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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