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Technical Data Sheet
PartsTable / COMPONENT / P91B
P91B ✓ 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 PUMP,COOLING SYSTEM,ENGINE is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include drive_shaft_type: KEY TYPE, INTERNAL, drive_shaft_length: 4.406 INCHES NOMINAL IN, drive_connection_type: GEAR, centrifugal_pump_design: RADIAL FLOW, pump_rotation_direction: CLOCKWISE, media_for_which_designed: WATER, FRESH. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2930-00-364-2760, 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
P91B
NSN: 2930-00-364-2760
FSC: 2930
CAGE: 89574 — BORG-WARNER CORP AUTOMOTIVE PARTS DIV (USA)
SPECIFICATIONS
stage_quantity1
drive_shaft_typeKEY TYPE, INTERNAL
drive_shaft_length4.406 INCHES NOMINAL IN
drive_connection_typeGEAR
centrifugal_pump_designRADIAL FLOW
pump_rotation_directionCLOCKWISE
media_for_which_designedWATER, FRESH
discharge_connection_quantity1
centrifugal_pump_impeller_quantity1
centrifugal_pump_impeller_suction_typeSINGLE
NSN2930-00-364-2760
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PUMP,COOLING SYSTEM,ENGINE TITLE COMPONENT PN P91B MFR PUMP,COOLING SYSTEM,EN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
MIL-R-11/3Interchangeable
interchangeable cross-reference
interchangeable
280-1015P37Interchangeable
interchangeable cross-reference
interchangeable
RB5101Interchangeable
interchangeable cross-reference
interchangeable
88-19700Interchangeable
interchangeable cross-reference
interchangeable
11226-RInterchangeable
interchangeable cross-reference
interchangeable
H40-CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P91B?
P91B is a PUMP,COOLING SYSTEM,ENGINE.
What parts can replace P91B?
There are 28 known substitutes for P91B: MIL-R-11/3, 280-1015P37, RB5101 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P91B?
P91B is cataloged in the Federal Logistics Information System (FLIS) under NSN 2930-00-364-2760. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026