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PartsTable / COMPONENT / SS845-2181251ASSEMBLYRD PIECE2
SS845-2181251ASSEMBLYRD PIECE2 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM, outside_diameter: 9.750 INCHES NOMINAL IN, bolt_circle_diameter: 8.375 INCHES NOMINAL IN, securing_device_type: THREADED FASTENER, peripheral_shape_style: ROUND, MULTI HOLES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-140-4844, 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
SS845-2181251ASSEMBLYRD PIECE2
NSN: 5340-01-140-4844
FSC: 5340
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM
outside_diameter9.750 INCHES NOMINAL IN
bolt_circle_diameter8.375 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity9
NSN5340-01-140-4844
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SS845-2181251ASSEMBLYRD PIECE2 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
•
SECURING DEVICE TYPE: THREADED FASTENER
•
BOLT CIRCLE DIAMETER: 8.375 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 9
•
MATERIAL: ALUMINUM
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
•
OUTSIDE DIAMETER: 9.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SECURING DEVICE TYPETHREADED FASTENER
BOLT CIRCLE DIAMETER8.375 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY9
MATERIALALUMINUM
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
OUTSIDE DIAMETER9.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
S2471Interchangeable
interchangeable cross-reference
interchangeable
2620-927X11PC25Interchangeable
interchangeable cross-reference
interchangeable
SS845-2181251ASSY RD 5INInterchangeable
interchangeable cross-reference
interchangeable
2620-927X9Interchangeable
interchangeable cross-reference
interchangeable
SS845-2181251ASSYRE6INInterchangeable
interchangeable cross-reference
interchangeable
2620-927X9ASSYRE6INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS845-2181251ASSEMBLYRD PIECE2?
SS845-2181251ASSEMBLYRD PIECE2 is a COVER,ACCESS.
What parts can replace SS845-2181251ASSEMBLYRD PIECE2?
There are 18 known substitutes for SS845-2181251ASSEMBLYRD PIECE2: S2471, 2620-927X11PC25, SS845-2181251ASSY RD 5IN and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SS845-2181251ASSEMBLYRD PIECE2?
SS845-2181251ASSEMBLYRD PIECE2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-140-4844. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026