Part identity

728300

Ring Bearing Inner

American Standard Inc

Avg quote: 14 minFulfilled from Anaheim, CAAS9120:2025 · ISO 9001 · FAA AC 00-56BC of C, lot & date code with every line

Part description

Ring Bearing Inner

ASAP supports this specific part for replacement, spare-pool replenishment, retrofit, and urgent maintenance requirements. Quote requests can include alternate MPN, condition preferences, certification needs, and plant-specific receiving instructions so procurement gets a clear sourcing response before purchase.

Specifications

MPN
728300
Item name
Ring Bearing Inner
Manufacturer code
35311
Manufacturer
American Standard Inc

Certifications & documentation

  • UL Recognized
  • CE
  • C of C available on request
AS

Manufacturer

American Standard Inc

Authorized-distributor or qualified-aftermarket source. Parts shipped from this manufacturer include full traceability paperwork and counterfeit-mitigation per SAE AS6081.

View manufacturer profile →

NSN Information for Part Number 728300 with NSN 3110-00-975-2132, 3110009752132

NSNFSCNIINCLSHazmatDEMILCancelled NSN
3110009752132

Item Description:

Ring Bearing Inner

31100097521320N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
728300295

Characteristics Data of NSN 3110-00-975-2132, 3110009752132

MRCCriteriaCharacteristic
ABMKOVERALL WIDTH1.1200 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM
ABXVBORE DIAMETER2.1679 INCHES MINIMUM AND 2.1687 INCHES MAXIMUM
ADGAOVERALL OUTSIDE DIAMETER2.4994 INCHES MINIMUM AND 2.5000 INCHES MAXIMUM
AGYESURFACE FINISHGROUND
AGZDBORE SHAPENONSTANDARD TAPER
FEATSPECIAL FEATURESJTWO @1/4 IN. DIA HOLES 180 DEG APART 0.562 IN. FROM END,ROCKWELL HARDNESS RATING 60 TO 64,FINSH CASE HARDEN 0.025 IN. TO 0.045 IN. MAX TAPER,ID 0.0005 IN.,OD 0.0004 IN.,WALL 0.0006 IN. INSIDE CORNERS CHAMFERED
MATTMATERIALSTEEL OVERALL
STYLSTYLE DESIGNATORSOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
Integrated Electromechanicals

Industrial automation, control, and electromechanical components. Over 2 billion parts across 5,100+ manufacturers. Quotes back in 15 minutes, 24/7 — fulfilled from Anaheim, California.

Certifications

  • AS9120:2025
  • ISO 9001:2015
  • FAA AC 00-56B

Proud supporter of the Intrepid Fallen Heroes Fund, advancing mental-health treatment and research for U.S. service members and veterans.

USA fulfillment. Every order shipped from our Anaheim, California operations. Counterfeit-mitigation aligned to SAE AS5553 / AS6081.

Official logos
  • NBA
  • ASA
  • AS9120:2025
Payment acceptedVisaMastercardDiscoverAmerican Express

© 2026 Integrated Electromechanicals. All rights reserved.

Owned and operated as a wholly-owned subsidiary of ASAP Semiconductor LLC. Export-controlled items handled in accordance with ITAR and EAR regulations.