NSN 3110-00-400-2789, 3110004002789
Cancelled -> Replaced by 3110009637272

Federal Supply Classification: FSC 3110 - Bearings, Antifriction, Unmounted
National Item Identification Number: NIIN 004002789
Codification Country: United States
Item Name Code: INC 00014
Criticality: (N) This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 3110-00-400-2789

National Stock Number (NSN) 3110-00-400-2789, or NIIN 004002789, (bearing,ball,annular) was assigned February 28, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 3110009637272.

There are 5 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 16, 1995, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 00014. [A CYLINDRICAL DEVICE IN WHICH THE INNER OR OUTER RING TURNS UPON A SINGLE OR DOUBLE ROW OF HARDENED BALLS WHICH ROLL EASILY BETWEEN THE TWO RINGS, THUS MINIMIZING FRICTION. FOR ITEMS WITH FACES SPECIALLY GROUND FOR DUPLEX MOUNTING SEE BEARING,BALL,DUPLEX. EXCLUDES:BEARING,BALL,AIRFRAME.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3110004002789 contains silver.

This NSN is associated to Schedule B 8482105028: angular contact ball bearings, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332991: ball and roller bearing manufacturing.

This information was last updated on Jul 01, 2025.

Technical Characteristics

MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) 2-300-001-02,91547 MFR REF SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) 2-300-001-02,91547 MFR REF SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) 2-300-001-02,91547 MFR REF SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL: (MATT) STEEL BALL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) AMS 6414 MIL STD SINGLE MATERIAL RESPONSE RETAINER
MATERIAL: (MATT) STEEL OUTER RING
MATERIAL: (MATT) STEEL INNER RING
MATERIAL: (MATT) STEEL RETAINER
STYLE DESIGNATOR: (STYL) 40B 4 POINT BALL CONTACT, SPLIT INNER RING, SEPARABLE
BORE DIAMETER: (ABXV) 70.00 MILLIMETERS NOMINAL
BORE SHAPE: (AGZD) STRAIGHT
INTERNAL CLEARANCE: (AKVV) 0.0150 INCHES MAXIMUM AXIAL AND 0.0024 INCHES MINIMUM RADIAL AND 0.0032 INCHES MAXIMUM RADIAL
LOAD DIRECTION: (AGZC) ANGULAR
OVERALL OUTSIDE DIAMETER: (ADGA) 125.00 MILLIMETERS NOMINAL
OVERALL WIDTH: (ABMK) 24.00 MILLIMETERS NOMINAL
PRECIOUS MATERIAL AND LOCATION: (PMLC) RETAINER SILVER
PRECIOUS MATERIAL: (PRMT) SILVER
RETAINER FABRICATION METHOD: (AGYF) MACHINED
STANDARD TOLERANCE DESIGNATION: (CTFZ) ABEC NO.5
STYLE DESIGNATOR: (STYL) 4 POINT BALL CONTACT, SPLIT INNER RING, SEPARABLE
SPECIAL FEATURES: (FEAT) ROCKWELL HARDNESS C SCALE 28.0 TO32.0 RETAINER,58.0 TO 61.0 BALLS,INNERAND OUTER RINGS
SURFACE FINISH: (AGYE) GROUND
TEST DATA DOCUMENT: (TEST) 91547-AE1004 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 91547-A+6903AA SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).