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TX157 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

TX157: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.469 INCHES NOMINAL IN, outside_diameter: 5.004 INCHES NOMINAL IN, surface_treatment: PLASTIC CASE, housing_bore_diameter: 4.999 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-585-3211, 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
TX157
NSN: 5330-00-585-3211
FSC: 5330 — Packing and Gasket Materials
CAGE: 72328 — COTTA TRANSMISSION CO LLC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.469 INCHES NOMINAL IN
outside_diameter5.004 INCHES NOMINAL IN
surface_treatmentPLASTIC CASE
housing_bore_diameter4.999 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter3.500 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed3000 FEET PER MINUTE FT
NSN5330-00-585-3211
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TX157 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
•
SEAL WIDTH: 0.469 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
OUTSIDE DIAMETER: 5.004 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 4.999 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 3000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 3.500 INCHES NOMINAL IN
•
SURFACE TREATMENT: PLASTIC CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.469 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
OUTSIDE DIAMETER5.004 INCHES NOMINAL IN
HOUSING BORE DIAMETER4.999 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED3000 FEET PER MINUTE FT
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER3.500 INCHES NOMINAL IN
SURFACE TREATMENTPLASTIC CASE
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 4
49807Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11900468Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
500316M1Reference document
Same NSN cross-reference
Reference document — Secondary reference
00044Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is TX157?
TX157 is a SEAL,PLAIN ENCASED.
What parts can replace TX157?
There are 4 known substitutes for TX157: 49807, 11900468, 500316M1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TX157?
TX157 is cataloged in the U.S. Government catalog under NSN 5330-00-585-3211. This indicates validated use in U.S. government and defense supply chains.
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