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Technical Data Sheet
TX131 ✓ Verified by PartsTable
Brother · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

Developed to withstand extremes of temperatures and environments, this versatile TX-131 labelling tape is sure to provide you with labels that last. The black on clear glossy labels can be used anywhere and everywhere, whether that be in the home, office or other workplaces. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-179-0994, 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
TX131
NSN: 5330-00-179-0994
FSC: 5330
CAGE: 72328 — COTTA TRANSMISSION CO LLC (USA)
SPECIFICATIONS
materialLEATHER SEALING ELEMENT
case_styleSQUARE
seal_width0.469 INCHES NOMINAL IN
special_featuresISOPROPYL ALCOHOL TO CLEAN PRECISION ELECTRONIC EQUIPMENT; PHYSICAL FORM: POWDER
material_base_typeSOLUTION
housing_bore_diameter3.371 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter2.000 INCHES NOMINAL IN
quantity_within_each_unit_package16.000 OUNCES OZ
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-179-0994
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TX131 MFR: Brother ⚠ 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
SEAL WIDTH: 0.469 INCHES NOMINAL IN
SEALING ELEMENT STYLE: ANGULAR
CASE STYLE: SQUARE
MATERIAL: STEEL CASE
HOUSING BORE DIAMETER: 3.371 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER: 2.000 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
TECHNICAL CHARACTERISTICS (FLIS)
SEAL WIDTH0.469 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
CASE STYLESQUARE
MATERIALSTEEL CASE
HOUSING BORE DIAMETER3.371 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER2.000 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
MATERIALLEATHER SEALING ELEMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
12799Interchangeable
interchangeable cross-reference
interchangeable
1307RInterchangeable
interchangeable cross-reference
interchangeable
9307Interchangeable
interchangeable cross-reference
interchangeable
6307ARSInterchangeable
interchangeable cross-reference
interchangeable
NA44143-44363DInterchangeable
interchangeable cross-reference
interchangeable
MS19089-10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TX131?
TX131 is a SEAL,PLAIN ENCASED manufactured by Brother.
What parts can replace TX131?
There are 28 known substitutes for TX131: 12799, 1307R, 9307 and 25 more. Substitute compatibility should be verified for your specific system.
Is TX131 still available?
TX131 is currently cancelled.
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