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Technical Data Sheet
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77152 — Technical Data Sheet

✓ Government record, cited
ZURU · MRO · MRO_GENERAL
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 ROTARY SEAL is a ZURU industrial component. Key specifications include material: STEEL, thread_class: 2A STUD THREAD A, thread_length: 1.620 INCHES NOMINAL NUT THREAD IN, overall_length: 3.000 INCHES NOMINAL IN, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND NUT THREAD. This part is cataloged in the U.S.

Government catalog under NSN 2915-00-037-8844, 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
MRO→ MRO_GENERAL→ 77152
NSN: 2915-00-037-8844
NIINs: 000378844, 003612109, 008086047
FSC: 2915 — Engine Fuel System Components, Aircraft and Missile Prime Movers
CAGE: 45934 — ONTIC ENGINEERING & MANUFACTURING, INC DBA ONTIC US (USA)
SPECIFICATIONS
materialSTEEL
thread_class2A STUD THREAD A
thread_length1.620 INCHES NOMINAL NUT THREAD IN
overall_length3.000 INCHES NOMINAL IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND NUT THREAD
nominal_thread_size0.750 INCHES STUD THREAD IN
end_item_identificationFUEL PUMP P/N 2P771CB1
thread_quantity_per_inch10 NUT THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) NUT THREAD
general_characteristics_item_descriptionSTEEL,2.125 IN. LG,0.865 IN. DIA IN
NSN2915-00-037-8844
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: ZURU ROTARY SEAL TITLE COMPONENT PN 77152 MFR ZURU ROTARY SEAL
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,2.125 IN. LG,0.865 IN. DIA IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL,2.125 IN. LG,0.865 IN. DIA IN
END ITEM IDENTIFICATIONFUEL PUMP P/N 2P771CB1
SUBSTITUTES & CROSS-REFERENCES 3
77152-0075Possible match (shared part number)
Possible match (shared part number)
Possible match (shared part number)
9222852Possible match (shared part number)
Possible match (shared part number)
Possible match (shared part number)
845031B2214Possible match (shared part number)
Possible match (shared part number)
Possible match (shared part number)
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 77152?
77152 is a ROTARY SEAL manufactured by ZURU. It is classified as a MRO (MRO_GENERAL).
What parts can replace 77152?
There are 3 known substitutes for 77152: 77152-0075, 9222852, 845031B2214. Substitute compatibility should be verified for your specific system.
What is the NSN for 77152?
77152 is cataloged in the U.S. Government catalog under NSN 2915-00-037-8844. 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.