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Technical Data Sheet
PartsTable / COMPONENT / 2946-B
2946-B ✓ 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 SHAFT,STRAIGHT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, hole_diameter: 0.250 INCHES NOMINAL IN, outside_diameter: 4.625 INCHES NOMINAL IN, special_features: STEEL;2.500 IN. DIA ROTOR;6.625 IN.

LG,0.624 IN. DIA SHAFT;ONE END 0.213 IN. MIN.

0.215 IN.MAX DIA,0.437 IN. LG IN, bolt_circle_diameter: 3.875 INCHES NOMINAL IN, securing_device_type: THREADED FASTENER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-110-3643, 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
2946-B
NSN: 3040-01-110-3643
FSC: 3040
CAGE: 76241 — MAUREY MFG CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY
hole_diameter0.250 INCHES NOMINAL IN
outside_diameter4.625 INCHES NOMINAL IN
special_featuresSTEEL;2.500 IN. DIA ROTOR;6.625 IN. LG,0.624 IN. DIA SHAFT;ONE END 0.213 IN. MIN. 0.215 IN.MAX DIA,0.437 IN. LG IN
bolt_circle_diameter3.875 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
end_item_identificationHOYT MODEL HD-2000
bolt_circle_hole_quantity8
mounting_opening_shape_styleUNTHREADED HOLE
NSN3040-01-110-3643
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,STRAIGHT TITLE COMPONENT PN 2946-B MFR SHAFT,STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONHOYT MODEL HD-2000
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
89-581Interchangeable
interchangeable cross-reference
interchangeable
2818-1Interchangeable
interchangeable cross-reference
interchangeable
134605-0005Interchangeable
interchangeable cross-reference
interchangeable
134605-5Interchangeable
interchangeable cross-reference
interchangeable
2946-B ITEM 6Interchangeable
interchangeable cross-reference
interchangeable
2946-BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2946-B?
2946-B is a SHAFT,STRAIGHT.
What parts can replace 2946-B?
There are 12 known substitutes for 2946-B: 89-581, 2818-1, 134605-0005 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2946-B?
2946-B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-110-3643. 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