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Technical Data Sheet
PartsTable / COMPONENT / 251-429
251-429 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CONE,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include end_item_identification: NSN: 3805-66-148-7692, part_name_assigned_by_controlling_agency: LOW SHAFT FRONT BEARING CONE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4940-00-857-2290, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
251-429
NSN: 4940-00-857-2290
FSC: 4940
CAGE: 25980 — GRACO INC. (USA)
SPECIFICATIONS
end_item_identificationNSN: 3805-66-148-7692
part_name_assigned_by_controlling_agencyLOW SHAFT FRONT BEARING CONE
NSN4940-00-857-2290
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONE,TAPERED ROLLER BEARING TITLE COMPONENT PN 251-429 MFR CONE,TAPERED ROLLER BE
KEY FEATURES
•
PRESSURE MATERIAL FEED TANK: NOT INCLUDED
•
SPRAY GUN FEED CUP TYPE: SUCTION
•
MATERIAL: ALUMINUM
•
CAPACITY RATING: 1.000 QUARTS
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 2 SIZE
•
WATER SEPARATOR: INCLUDED
•
SPRAY GUN QUANTITY: 1
•
SPRAY GUN CONTROL METHOD: TRIGGER VALVE
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
PRESSURE MATERIAL FEED TANKNOT INCLUDED
SPRAY GUN FEED CUP TYPESUCTION
MATERIALALUMINUM
CAPACITY RATING1.000 QUARTS
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 2 SIZE
WATER SEPARATORINCLUDED
SPRAY GUN QUANTITY1
SPRAY GUN CONTROL METHODTRIGGER VALVE
SPRAY GUN EXTENSION HEAD DESIGN FEATURENOT INCLUDED
MAXIMUM AIR CONSUMPTION RATE7-8 CFM RATED AIR CONSUMPTION AT 50 PSI
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
PMBC510-58FXInterchangeable
interchangeable cross-reference
interchangeable
H-P1Interchangeable
interchangeable cross-reference
interchangeable
MODEL7Interchangeable
interchangeable cross-reference
interchangeable
PMBC510-45EInterchangeable
interchangeable cross-reference
interchangeable
MILS12877Interchangeable
interchangeable cross-reference
interchangeable
PMBC5010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 251-429?
251-429 is a CONE,TAPERED ROLLER BEARING.
What parts can replace 251-429?
There are 14 known substitutes for 251-429: PMBC510-58FX, H-P1, MODEL7 and 11 more. Substitute compatibility should be verified for your specific system.
Is 251-429 still available?
251-429 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026