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528446B — WEIGHT-COUNTERBALANCE,TURBINE EN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

528446B: WEIGHT-COUNTERBALANCE,TURBINE EN.

WEIGHT-COUNTERBALANCE,TURBINE EN. Key specifications include end_item_identification: J52 AIRCRAFT ENGINE. This part is cataloged in the U.S.

Government catalog under NSN 2840-00-925-7539, 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
528446B
NSN: 2840-00-925-7539
NIINs: 009257539, 009257540, 009257541, 009257542, 009257545, 009257546, 009257547, 009257548, 009257549, 009257550, 009257551, 009465365
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
special_featuresSTAINLESS STEEL; 0.106 IN. TO 0.111 IN. DIA,2 HOLES; 0.1778 IN. W; 0.348 IN. TO 0.352 IN. CENTER SECTION; 44012 OZ TO 44352 OZ WEIGHT OZ
end_item_identificationJ52 AIRCRAFT ENGINE
NSN2840-00-925-7539
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WEIGHT-COUNTERBALANCE,TURBINE EN TITLE COMPONENT PN 528446B MFR WEIGHT-COUNTERBALANCE,
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONJ52 AIRCRAFT ENGINE
SUBSTITUTES & CROSS-REFERENCES 1
528446CL5Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 528446B?
528446B is a WEIGHT-COUNTERBALANCE,TURBINE EN.
What parts can replace 528446B?
There is 1 known substitute for 528446B: 528446CL5. Substitute compatibility should be verified for your specific system.
What is the NSN for 528446B?
528446B is cataloged in the U.S. Government catalog under NSN 2840-00-925-7539. 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.