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Technical Data Sheet
PartsTable / COMPONENT / 20155-1.25IN-PC30
20155-1.25IN-PC30 ✓ 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 20155-1.25IN-PC30 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-282-5933, 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
20155-1.25IN-PC30
NSN: 5340-01-282-5933
FSC: 5340
CAGE: 95368 — AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC (USA)
SPECIFICATIONS
Part Number20155-1.25IN-PC30
NSN5340-01-282-5933
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20155-1.25IN-PC30 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
•
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
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
5793040Interchangeable
interchangeable cross-reference
interchangeable
162-18Interchangeable
interchangeable cross-reference
interchangeable
18632P11Interchangeable
interchangeable cross-reference
interchangeable
3912681001Interchangeable
interchangeable cross-reference
interchangeable
S1352-1Interchangeable
interchangeable cross-reference
interchangeable
672-0463-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20155-1.25IN-PC30?
20155-1.25IN-PC30 is a 20155-1.25IN-PC30.
What parts can replace 20155-1.25IN-PC30?
There are 16 known substitutes for 20155-1.25IN-PC30: 5793040, 162-18, 18632P11 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20155-1.25IN-PC30?
20155-1.25IN-PC30 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-282-5933. 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