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Technical Data Sheet
PartsTable / COMPONENT / 845-1889503PC12
845-1889503PC12 ✓ 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: ASBESTOS AND NICKEL ALLOY OVERALL, joint_type: BUTT OVERALL, temp_rating: 750.0 FAHRENHEIT DEGF, peripheral_diameter: 1.125 INCHES NOMINAL IN, center_hole_diameter: 0.625 INCHES NOMINAL IN, cross-sectional_height: 0.312 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-542-1007, 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
845-1889503PC12
NSN: 5330-00-542-1007
FSC: 5330
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialASBESTOS AND NICKEL ALLOY OVERALL
joint_typeBUTT OVERALL
temp_rating750.0 FAHRENHEIT DEGF
peripheral_diameter1.125 INCHES NOMINAL IN
center_hole_diameter0.625 INCHES NOMINAL IN
cross-sectional_height0.312 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE/RECTANGULAR
nondefinitive_spec/std_data2 CLASS AND E TYPE AND 1111 SYMBOL
material_document_and_classificationMIL-P-17303,CL 2,TY E,SYM 1111 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-542-1007
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 845-1889503PC12 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
•
CROSS-SECTIONAL HEIGHT: 0.312 INCHES NOMINAL IN
•
TEMP RATING: 750.0 FAHRENHEIT DEGF
•
JOINT TYPE: BUTT OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
CENTER HOLE DIAMETER: 0.625 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: 2 CLASS AND E TYPE AND 1111 SYMBOL
•
PERIPHERAL DIAMETER: 1.125 INCHES NOMINAL IN
•
MATERIAL: ASBESTOS AND NICKEL ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.312 INCHES NOMINAL IN
TEMP RATING750.0 FAHRENHEIT DEGF
JOINT TYPEBUTT OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
CENTER HOLE DIAMETER0.625 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA2 CLASS AND E TYPE AND 1111 SYMBOL
PERIPHERAL DIAMETER1.125 INCHES NOMINAL IN
MATERIALASBESTOS AND NICKEL ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-17303,CL 2,TY E,SYM 1111 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
8502668Interchangeable
interchangeable cross-reference
interchangeable
A3472Interchangeable
interchangeable cross-reference
interchangeable
B82884BPC12 1-2INInterchangeable
interchangeable cross-reference
interchangeable
A3470Interchangeable
interchangeable cross-reference
interchangeable
MILP17303CL2TYESYMB0L1111Interchangeable
interchangeable cross-reference
interchangeable
A3473Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 845-1889503PC12?
845-1889503PC12 is a PACKING,PREFORMED.
What parts can replace 845-1889503PC12?
There are 15 known substitutes for 845-1889503PC12: 8502668, A3472, B82884BPC12 1-2IN and 12 more. Substitute compatibility should be verified for your specific system.
Is 845-1889503PC12 still available?
845-1889503PC12 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