PartsTable
Technical Data Sheet
Download PDF

RR16500A31 — PUMP,ROTARY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

RR16500A31: PUMP,ROTARY.

The PUMP,ROTARY is a the manufacturer industrial component. Key specifications include mounting_type: FRAME, control_location: RIGHT SIDE, drive_shaft_type: SPLINED, STRAIGHT EXTERNAL, operation_method: POWERED, drive_shaft_length: 4.500 INCHES NOMINAL IN, rotary_pump_design: GEAR. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-042-3944, 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
RR16500A31
NSN: 4320-01-042-3944
FSC: 4320 — Power and Hand Pumps
CAGE: 51663 — HYDRO-AIRE AEROSPACE CORP. DBA LEAR ROMEC DIV LEAR ROMEC (USA)
SPECIFICATIONS
mounting_typeFRAME
control_locationRIGHT SIDE
drive_shaft_typeSPLINED, STRAIGHT EXTERNAL
operation_methodPOWERED
drive_shaft_length4.500 INCHES NOMINAL IN
rotary_pump_designGEAR
volume_control_typeROTARY
drive_connection_typeRIGID COUPLED
intake_connection_typeSQUARE FLANGE
end_item_identificationAIRCRAFT ENGINE,J85-GE-5,13,17,17A,21A A
pump_rotation_directionCOUNTERCLOCKWISE
drive_shaft_end_diameter0.935 INCHES NOMINAL IN
NSN4320-01-042-3944
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PUMP,ROTARY TITLE COMPONENT PN RR16500A31 MFR PUMP,ROTARY
KEY FEATURES
•
DISCHARGE CONNECTION QUANTITY: 2
•
INTAKE CONNECTION TYPE: SQUARE FLANGE
•
DRIVE SHAFT LENGTH: 4.500 INCHES NOMINAL IN
•
DRIVE CONNECTION TYPE: RIGID COUPLED
•
CONTROL LOCATION: RIGHT SIDE
•
DRIVE SHAFT TYPE: SPLINED, STRAIGHT EXTERNAL
•
VOLUME CONTROL TYPE: ROTARY
•
DRIVE SHAFT END DIAMETER: 0.935 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DISCHARGE CONNECTION QUANTITY2
INTAKE CONNECTION TYPESQUARE FLANGE
DRIVE SHAFT LENGTH4.500 INCHES NOMINAL IN
DRIVE CONNECTION TYPERIGID COUPLED
CONTROL LOCATIONRIGHT SIDE
DRIVE SHAFT TYPESPLINED, STRAIGHT EXTERNAL
VOLUME CONTROL TYPEROTARY
DRIVE SHAFT END DIAMETER0.935 INCHES NOMINAL IN
ROTARY PUMP DESIGNGEAR
DISCHARGE CONNECTION TYPESQUARE FLANGE
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
4901T49P01Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — critical (Q)
Ready to buy RR16500A31?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is RR16500A31?
RR16500A31 is a PUMP,ROTARY.
What parts can replace RR16500A31?
There is 1 known substitute for RR16500A31: 4901T49P01. Substitute compatibility should be verified for your specific system.
What is the NSN for RR16500A31?
RR16500A31 is cataloged in the U.S. Government catalog under NSN 4320-01-042-3944. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — RR16500A31

✓ 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.