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Technical Data Sheet
PartsTable / COMPONENT / 1-1/2-125
1-1/2-125 ✓ 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 1-1/2-125 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 5330-01-243-9907, 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
1-1/2-125
NSN: 5330-01-243-9907
FSC: 5330
CAGE: 07095 — GRAHAM MFG CO INC FOR PROCUREMENT USE CAGE CODE 1LCX3 (USA)
SPECIFICATIONS
Part Number1-1/2-125
NSN5330-01-243-9907
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1-1/2-125 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 THICKNESS: 0.062 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 5.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
OUTSIDE DIAMETER5.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
112125Interchangeable
interchangeable cross-reference
interchangeable
701074Interchangeable
interchangeable cross-reference
interchangeable
M6299AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1-1/2-125?
1-1/2-125 is a 1-1/2-125.
What parts can replace 1-1/2-125?
There are 3 known substitutes for 1-1/2-125: 112125, 701074, M6299A. Substitute compatibility should be verified for your specific system.
What is the NSN for 1-1/2-125?
1-1/2-125 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-243-9907. 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