Part identity

03-503-08DD

Bearing Plain Self

U S Bearings And Drives

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

Part description

Bearing Plain Self

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
03-503-08DD
Item name
Bearing Plain Self
Manufacturer code
02758
Manufacturer
U S Bearings And Drives

Certifications & documentation

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

Manufacturer

U S Bearings And Drives

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 03-503-08DD with NSN 3120-00-100-6954, 3120001006954

NSNFSCNIINCLSHazmatDEMILCancelled NSN
3120001006954

Item Description:

Bearing Plain Self

31200010069540N
CIICHCCESDPMICCriticalityENAC
U A
Part NumberISCRNVCRNCCHCCMSDSSADC
03-503-08dd123

Characteristics Data of NSN 3120-00-100-6954, 3120001006954

MRCCriteriaCharacteristic
ABXVBORE DIAMETER0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
ADZGLUBRICATION MATERIALLUBRICANT, DRY FILM, BMS 3-8, MCDONNELL DOUGLAS CORP, MCDONNELL AIRCRAFT DIVISION
AGGFOUTER MEMBER OUTSIDE DIAMETER0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
AGGHOUTER MEMBER WIDTH0.3850 INCHES MINIMUM AND 0.3950 INCHES MAXIMUM
AGGJINNER MEMBER WIDTH0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
AGKPSTATIC RADIAL LOAD RATING30000 POUNDS
CQFMHARDNESS RATING28.0 ROCKWELL C MINIMUM OUTER RACE MEMBER AND 36.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
CQFMHARDNESS RATING55.0 ROCKWELL C MINIMUM INNER MEMBER AND 60.0 ROCKWELL C MAXIMUM INNER MEMBER
CTLMLUBRICATION FEATUREGROOVE EXTERNAL OUTER MEMBER
CTLMLUBRICATION FEATUREGROOVE INTERNAL OUTER MEMBER
CTLMLUBRICATION FEATUREPERFORATION OUTER RACE MEMBER
MATTMATERIALSTEEL COMP 440C INNER MEMBER
MATTMATERIALSTEEL COMP 630 OUTER RACE MEMBER
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS 440C FED SPEC SINGLE MATERIAL RESPONSE INNER MEMBER
STYLSTYLE DESIGNATORWITHOUT INSERT OR LINER
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
Share feedback

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.