PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77038XR1B1Bearing,ball,annular

General Motors Corp Delco Moraine Ndh Div · NSN 3110-00-966-2285 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-966-2285 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-966-2285. Primary manufacturer part number: 77038XR1B1.
Features
  • Bearing,ball,annular — FSC 3110
  • Material: STEEL OVERALL
  • Overall Outside Diameter: 22.00 MILLIMETERS NOMINAL MM
  • Standard Tolerance Designation: ABEC NO.1
  • Bore Shape: STRAIGHT
  • Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
  • Retainer Fabrication Method: PRESSED
  • Lubrication Material: GREASE
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 3110-00-966-2285, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Motors Corp Delco Moraine Ndh Div. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-966-2285
Primary Part Number77038XR1B1
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerGeneral Motors Corp Delco Moraine Ndh Div
StatusACTIVE
MaterialSTEEL OVERALL
Overall Outside Diameter22.00 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Retainer Fabrication MethodPRESSED
Lubrication MaterialGREASE
Load DirectionRADIAL
Internal Clearance0.0001 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
Shield Quantity2
Surface FinishGROUND
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Bore Diameter8.00 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-777-6671SAE J514-3 6-6 140137B INTERCHANGEABLE
Nipple,pipe
Sae International Dba Sae International
3110-00-816-075940456-14 INTERCHANGEABLE
Bearing,ball,annular
New Hampshire Ball Bearings Inc Div Precision Division
Cross-Reference Index
Part NumberManufacturer
77038XR1B1 General Motors Corp Delco Moraine Ndh Div (USA)
77038ZM1CJ General Motors Corp Delco Moraine Ndh Div (USA)
77038XR1B1 General Motors Corp (USA)
10606501-1 Us Army Aviation and Missile Command (USA)
38FF Skf Usa Inc. (USA)
Related Parts
4730-00-777-6671INTERCHANGEABLE
NIPPLE,PIPE
SAE J514-3 6-6 140137B
3110-00-816-0759INTERCHANGEABLE
BEARING,BALL,ANNULAR
40456-14

Frequently Asked Questions

What is NSN 3110-00-966-2285?

NSN 3110-00-966-2285 is a Bearing,ball,annular, manufactured by General Motors Corp Delco Moraine Ndh Div, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-966-2285?

NSN 3110-00-966-2285 has 5 cross-referenced part numbers: 77038XR1B1 (General Motors Corp Delco Moraine Ndh Div), 77038ZM1CJ (General Motors Corp Delco Moraine Ndh Div), 77038XR1B1 (General Motors Corp), 10606501-1 (Us Army Aviation and Missile Command), 38FF (Skf Usa Inc.).

What NSN replaces 3110-00-966-2285?

There are 2 known substitutes for 3110-00-966-2285: 4730-00-777-6671, 3110-00-816-0759. Verify interchangeability with system specifications before substitution.

What are the specifications of 77038XR1B1?

Key specifications for 77038XR1B1: Material: STEEL OVERALL; Overall Outside Diameter: 22.00 MILLIMETERS NOMINAL MM; Overall Width: 7.0 MILLIMETERS NOMINAL MM; Standard Tolerance Designation: ABEC NO.1. 14 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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