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Technical Data Sheet

74538B — Technical Data Sheet

✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT, case_style: SQUARE, seal_width: 0.219 INCHES NOMINAL IN, housing_bore_diameter: 2.000 INCHES NOMINAL IN, sealing_element_style: ANGULAR, accommodated_shaft_diameter: 1.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 5330-00-245-5411, 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
74538B
NSN: 5330-00-245-5411
FSC: 5330
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT
case_styleSQUARE
seal_width0.219 INCHES NOMINAL IN
housing_bore_diameter2.000 INCHES NOMINAL IN
sealing_element_styleANGULAR
accommodated_shaft_diameter1.500 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed1000 FEET PER MINUTE FT
NSN5330-00-245-5411
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74538B 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
•
SEALING ELEMENT STYLE: ANGULAR
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 1000 FEET PER MINUTE FT
•
HOUSING BORE DIAMETER: 2.000 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT DIAMETER: 1.500 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
SEAL WIDTH: 0.219 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS
SEALING ELEMENT STYLEANGULAR
ACCOMMODATED SHAFT MAXIMUM RATED SPEED1000 FEET PER MINUTE FT
HOUSING BORE DIAMETER2.000 INCHES NOMINAL IN
ACCOMMODATED SHAFT DIAMETER1.500 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
MATERIALSTEEL CASE
SEAL WIDTH0.219 INCHES NOMINAL IN
CASE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
14857InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
199G116STYLE1HDInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
P67745InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GSA296InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
BP2057InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
204-19852-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74538B?
74538B is a SEAL,PLAIN ENCASED.
What parts can replace 74538B?
There are 12 known substitutes for 74538B: 14857, 199G116STYLE1HD, P67745 and 9 more. Substitute compatibility should be verified for your specific system.
Is 74538B still available?
74538B is currently cancelled.
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