PartsTable
Technical Data Sheet
PartsTable / O-RING / 845-7284928 ITEM 30
845-7284928 ITEM 30 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, special_features: CROSS-SECTIONAL SHAPE STYLE: O-RING;CROSS SECTION OUTSIDE DIAMETER: 0.139 IN. NOM.

IN, peripheral_diameter: 1.262 INCHES NOMINAL IN, center_hole_diameter: 0.984 INCHES NOMINAL IN, elongation_percentage: 125 MAXIMUM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-165-1941, 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
845-7284928 ITEM 30
NSN: 5331-00-165-1941
FSC: 5331 — O-RING
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM
hardness_rating75.0 SHORE DUROMETER A NOMINAL
special_featuresCROSS-SECTIONAL SHAPE STYLE: O-RING;CROSS SECTION OUTSIDE DIAMETER: 0.139 IN. NOM. IN
peripheral_diameter1.262 INCHES NOMINAL IN
center_hole_diameter0.984 INCHES NOMINAL IN
elongation_percentage125 MAXIMUM
end_item_identificationVALVE, BALL, 2.000 IPS 700 PSI CU NI BTWLD.
departure_from_cited_documentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
criticality_code_justificationZZZW
NSN5331-00-165-1941
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 845-7284928 ITEM 30 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
AMS3209Interchangeable
interchangeable cross-reference
interchangeable
2-214C873-70Interchangeable
interchangeable cross-reference
interchangeable
2-214C557-7Interchangeable
interchangeable cross-reference
interchangeable
AS3209-214Interchangeable
interchangeable cross-reference
interchangeable
701971Interchangeable
interchangeable cross-reference
interchangeable
CA212PLInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-7284928 ITEM 30?
845-7284928 ITEM 30 is a O-RING.
What parts can replace 845-7284928 ITEM 30?
There are 30 known substitutes for 845-7284928 ITEM 30: AMS3209, 2-214C873-70, 2-214C557-7 and 27 more. Substitute compatibility should be verified for your specific system.
Is 845-7284928 ITEM 30 still available?
845-7284928 ITEM 30 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