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Technical Data Sheet
B262128 ✓ 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, outside_diameter: 0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, fsc_application_data: BRAKE,VEHICULAR, cross-sectional_thickness: 0.052 INCHES MINIMUM AND 0.072 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 5330-00-741-0843, 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
B262128
NSN: 5330-00-741-0843
FSC: 5330
CAGE: F0134 — GARRETT MOTION FRANCE A (FRA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
outside_diameter0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
fsc_application_dataBRAKE,VEHICULAR
cross-sectional_thickness0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-741-0843
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B262128 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
APERTURE DIAMETER: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
MATERIAL: RUBBER SYNTHETIC OVERALL
OUTSIDE DIAMETER: 0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
CROSS-SECTIONAL THICKNESS: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
FSC APPLICATION DATA: BRAKE,VEHICULAR
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
STYLE DESIGNATOR: CIRCULAR
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE DIAMETER0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC OVERALL
OUTSIDE DIAMETER0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
CROSS-SECTIONAL THICKNESS0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
FSC APPLICATION DATABRAKE,VEHICULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
STYLE DESIGNATORCIRCULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
FF9700-128-262Interchangeable
interchangeable cross-reference
interchangeable
ISS-128Interchangeable
interchangeable cross-reference
interchangeable
B-262-1Interchangeable
interchangeable cross-reference
interchangeable
262128Interchangeable
interchangeable cross-reference
interchangeable
7410843Interchangeable
Same NIIN cross-reference
interchangeable
375878Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B262128?
B262128 is a GASKET.
What parts can replace B262128?
There are 7 known substitutes for B262128: FF9700-128-262, ISS-128, B-262-1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B262128?
B262128 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-741-0843. This indicates validated use in U.S. government and defense supply chains.
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