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Technical Data Sheet
PartsTable / MRO / 90946
90946 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The GEAR ASSY is a the manufacturer industrial component. Key specifications include center_hole_diameter: 8.454 INCHES MINIMUM AND 8.514 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, end_item_identification: SPECIAL AIRCRAFT AND ENGINE TOOL EQUIPMENT/PARTS, part_name_assigned_by_controlling_agency: LOCKBAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-054-6904, 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→ 90946
NSN: 5330-00-054-6904
FSC: 5330
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
center_hole_diameter8.454 INCHES MINIMUM AND 8.514 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
end_item_identificationSPECIAL AIRCRAFT AND ENGINE TOOL EQUIPMENT/PARTS
part_name_assigned_by_controlling_agencyLOCKBAR
NSN5330-00-054-6904
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 90946 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CENTER HOLE DIAMETER: 8.454 INCHES MINIMUM AND 8.514 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER8.454 INCHES MINIMUM AND 8.514 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
113586Interchangeable
interchangeable cross-reference
interchangeable
90946Interchangeable
interchangeable cross-reference
interchangeable
AS28775-208Interchangeable
interchangeable cross-reference
interchangeable
A49370MZZInterchangeable
interchangeable cross-reference
interchangeable
AN6230-46Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 90946?
90946 is a GEAR ASSY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 90946?
There are 5 known substitutes for 90946: 113586, 90946, AS28775-208 and 2 more. Substitute compatibility should be verified for your specific system.
Is 90946 still available?
90946 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026