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Technical Data Sheet
PartsTable / COMPONENT / 845-2445307ITEM2-7
845-2445307ITEM2-7 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q SEALING ELEMENT, special_features: DIMENSIONS SHALL BE IN ACCORDANCE WITH AS568-228 AND MATERIAL SHALL BE IN ACCORDANCE WITH ZZ-R-765 CLASS 2B GRADE 70, peripheral_diameter: 2.512 INCHES NOMINAL IN, center_hole_diameter: 2.214 INCHES MINIMUM AND 2.254 INCHES MAXIMUM IN, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN, criticality_code_justification: ZZZY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-309-0006, 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
845-2445307ITEM2-7
NSN: 5330-01-309-0006
FSC: 5330
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q SEALING ELEMENT
special_featuresDIMENSIONS SHALL BE IN ACCORDANCE WITH AS568-228 AND MATERIAL SHALL BE IN ACCORDANCE WITH ZZ-R-765 CLASS 2B GRADE 70
peripheral_diameter2.512 INCHES NOMINAL IN
center_hole_diameter2.214 INCHES MINIMUM AND 2.254 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN5330-01-309-0006
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 845-2445307ITEM2-7 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
•
PERIPHERAL DIAMETER: 2.512 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 2.214 INCHES MINIMUM AND 2.254 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q SEALING ELEMENT
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL DIAMETER2.512 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SPECIAL FEATURESDIMENSIONS SHALL BE IN ACCORDANCE WITH AS568-228 AND MATERIAL SHALL BE IN ACCORDANCE WITH ZZ-R-765 CLASS 2B GRADE 70
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
CENTER HOLE DIAMETER2.214 INCHES MINIMUM AND 2.254 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q SEALING ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
878228Interchangeable
interchangeable cross-reference
interchangeable
10480932Interchangeable
interchangeable cross-reference
interchangeable
AS568-228MIL-G- 23652 TY 1Interchangeable
interchangeable cross-reference
interchangeable
568-228Interchangeable
interchangeable cross-reference
interchangeable
D2000 GR M2AA810A13EA14F17Interchangeable
interchangeable cross-reference
interchangeable
2-228E540-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-2445307ITEM2-7?
845-2445307ITEM2-7 is a PACKING,PREFORMED.
What parts can replace 845-2445307ITEM2-7?
There are 28 known substitutes for 845-2445307ITEM2-7: 878228, 10480932, AS568-228MIL-G- 23652 TY 1 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-2445307ITEM2-7?
845-2445307ITEM2-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-309-0006. 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