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Technical Data Sheet
55-541030 ✓ 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 SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT, seal_width: 0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN, outside_diameter: 1.628 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 1.623 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN, accommodated_shaft_diameter: 1.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-274-8619, 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
55-541030
NSN: 5330-01-274-8619
FSC: 5330
CAGE: U2353 — C R INDUSTRIAL PRODUCTS LTD (GBR)
SPECIFICATIONS
materialRUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
seal_width0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
outside_diameter1.628 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter1.623 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
accommodated_shaft_diameter1.000 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-01-274-8619
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 55-541030 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 SHAPE STYLE: SINGLE LIP
SURFACE TREATMENT: PLASTIC CASE
HOUSING BORE DIAMETER: 1.623 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
SEAL WIDTH: 0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
MATERIAL: RUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER: 1.000 INCHES NOMINAL IN
OUTSIDE DIAMETER: 1.628 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
SURFACE TREATMENTPLASTIC CASE
HOUSING BORE DIAMETER1.623 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
SEAL WIDTH0.240 INCHES MINIMUM AND 0.272 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
ACCOMMODATED SHAFT DIAMETER1.000 INCHES NOMINAL IN
OUTSIDE DIAMETER1.628 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
M4610-2-24Interchangeable
interchangeable cross-reference
interchangeable
532BInterchangeable
interchangeable cross-reference
interchangeable
9937Interchangeable
interchangeable cross-reference
interchangeable
D15-675IPC606Interchangeable
interchangeable cross-reference
interchangeable
D15-675MPC606Interchangeable
interchangeable cross-reference
interchangeable
D15-653IPC606Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55-541030?
55-541030 is a SEAL,PLAIN.
What parts can replace 55-541030?
There are 17 known substitutes for 55-541030: M4610-2-24, 532B, 9937 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55-541030?
55-541030 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-274-8619. This indicates validated use in U.S. government and defense supply chains.
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