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Technical Data Sheet
PartsTable / O-RING / TF-BACP11L131
TF-BACP11L131 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, center_hole_diameter: 1.659 INCHES MINIMUM AND 1.689 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 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 5331-01-240-1303, 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
TF-BACP11L131
NSN: 5331-01-240-1303
FSC: 5331 — O-RING
CAGE: 07128 — TRELLEBORG SEALING SOLUTIONS EL SEGUNDO, INC. DBA TSS EL SEGUNDO (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE
center_hole_diameter1.659 INCHES MINIMUM AND 1.689 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
NSN5331-01-240-1303
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TF-BACP11L131 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
•
CENTER HOLE DIAMETER: 1.659 INCHES MINIMUM AND 1.689 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER1.659 INCHES MINIMUM AND 1.689 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
145626Interchangeable
interchangeable cross-reference
interchangeable
206852Interchangeable
interchangeable cross-reference
interchangeable
CS136Interchangeable
interchangeable cross-reference
interchangeable
15211Interchangeable
interchangeable cross-reference
interchangeable
C54190Interchangeable
interchangeable cross-reference
interchangeable
10132Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TF-BACP11L131?
TF-BACP11L131 is a O-RING.
What parts can replace TF-BACP11L131?
There are 22 known substitutes for TF-BACP11L131: 145626, 206852, CS136 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TF-BACP11L131?
TF-BACP11L131 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-240-1303. 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