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A623-456RH — IMPELLER,PUMP,CENTRIFUGAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A623-456RH: IMPELLER,PUMP,CENTRIFUGAL.

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include keyway_type: STRAIGHT, keyway_depth: 0.063 INCHES NOMINAL IN, keyway_width: 0.125 INCHES NOMINAL IN, overall_width: 1.937 INCHES NOMINAL IN, mounting_method: KEY, overall_diameter: 4.562 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-375-4908, 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
A623-456RH
NSN: 4320-00-375-4908
FSC: 4320 — Power and Hand Pumps
CAGE: 64392 — WEIL PUMP CO INC (USA)
SPECIFICATIONS
keyway_typeSTRAIGHT
hub_quantity2
keyway_depth0.063 INCHES NOMINAL IN
keyway_width0.125 INCHES NOMINAL IN
overall_width1.937 INCHES NOMINAL IN
keyway_quantity1
mounting_methodKEY
overall_diameter4.562 INCHES NOMINAL IN
special_featuresW/2 1/4-20 TAP HOLES;0.500 INL. H WEARING RING
hub_bore_diameter0.563 INCHES NOMINAL IN
end_item_identificationPUMP,WEIL PUMP CO,TYPE NRBUS
rotation_direction_for_which_designedCOUNTERCLOCKWISE
NSN4320-00-375-4908
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN A623-456RH MFR IMPELLER,PUMP,CENTRIFU
KEY FEATURES
•
KEYWAY TYPE: STRAIGHT
•
KEYWAY DEPTH: 0.063 INCHES NOMINAL IN
•
HUB BORE DIAMETER: 0.563 INCHES NOMINAL IN
•
OVERALL DIAMETER: 4.562 INCHES NOMINAL IN
•
MOUNTING METHOD: KEY
•
KEYWAY QUANTITY: 1
•
HUB QUANTITY: 2
TECHNICAL CHARACTERISTICS
KEYWAY TYPESTRAIGHT
KEYWAY DEPTH0.063 INCHES NOMINAL IN
HUB BORE DIAMETER0.563 INCHES NOMINAL IN
OVERALL DIAMETER4.562 INCHES NOMINAL IN
MOUNTING METHODKEY
OVERALL WIDTH1.937 INCHES NOMINAL IN
KEYWAY QUANTITY1
HUB QUANTITY2
KEYWAY WIDTH0.125 INCHES NOMINAL IN
SPECIAL FEATURESW/2 1/4-20 TAP HOLES;0.500 INL. H WEARING RING
OTHER ITEMS IN FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633 4320-00-001-2628 4320-00-001-2629 4320-00-001-2630 4320-00-001-2631 4320-00-001-2632 4320-00-001-3377 4320-00-001-3384
SUBSTITUTES & CROSS-REFERENCES 1
A622PC14RX36Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A623-456RH?
A623-456RH is a IMPELLER,PUMP,CENTRIFUGAL.
What parts can replace A623-456RH?
There is 1 known substitute for A623-456RH: A622PC14RX36. Substitute compatibility should be verified for your specific system.
What is the NSN for A623-456RH?
A623-456RH is cataloged in the U.S. Government catalog under NSN 4320-00-375-4908. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.