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Technical Data Sheet
4048PC ✓ 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 GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, hardness_rating: 60.0 SHORE DUROMETER A NOMINAL OVERALL, outside_diameter: 1.684 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 1.234 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN, cross-sectional_thickness: 0.149 INCHES MINIMUM AND 0.163 INCHES MAXIMUM 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 5330-00-146-7222, 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
4048PC
NSN: 5330-00-146-7222
FSC: 5330
CAGE: 90800 — ROMAC INDUSTRIES, INC. DBA HAYS FLUID CONTROLS DIV HAYS FLUID CONTROLS DIVISION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hardness_rating60.0 SHORE DUROMETER A NOMINAL OVERALL
outside_diameter1.684 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter1.234 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
cross-sectional_thickness0.149 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classification2025 FSCM 90800 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-146-7222
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4048PC 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: SOLID SINGLE OR COMPOSITION
APERTURE DIAMETER: 1.234 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
CROSS-SECTIONAL THICKNESS: 0.149 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION: 2025 FSCM 90800 MFR REF SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR: CIRCULAR
MATERIAL: RUBBER SYNTHETIC OVERALL
OUTSIDE DIAMETER: 1.684 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
HARDNESS RATING: 60.0 SHORE DUROMETER A NOMINAL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
APERTURE DIAMETER1.234 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
CROSS-SECTIONAL THICKNESS0.149 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION2025 FSCM 90800 MFR REF SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORCIRCULAR
MATERIALRUBBER SYNTHETIC OVERALL
OUTSIDE DIAMETER1.684 INCHES MINIMUM AND 1.700 INCHES MAXIMUM IN
HARDNESS RATING60.0 SHORE DUROMETER A NOMINAL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
1K3614Interchangeable
interchangeable cross-reference
interchangeable
XB3388Interchangeable
interchangeable cross-reference
interchangeable
A3470Interchangeable
interchangeable cross-reference
interchangeable
86155Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4048PC?
4048PC is a GASKET.
What parts can replace 4048PC?
There are 4 known substitutes for 4048PC: 1K3614, XB3388, A3470 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4048PC?
4048PC is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-146-7222. This indicates validated use in U.S. government and defense supply chains.
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