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Technical Data Sheet
50374S ✓ 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: STEEL CASE, case_style: SQUARE, seal_width: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, special_features: TECH ORDER 11W1-33-7-2 FIG 6, housing_bore_diameter: 3.350 INCHES NOMINAL IN, sealing_element_style: ANGULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-526-8974, 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
50374S
NSN: 5330-00-526-8974
FSC: 5330
CAGE: 01212 — FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL CASE
case_styleSQUARE
seal_width0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
special_featuresTECH ORDER 11W1-33-7-2 FIG 6
housing_bore_diameter3.350 INCHES NOMINAL IN
sealing_element_styleANGULAR
end_item_identification105 MM AN/AWG-30 TRAINABLE GUN MOUNT AND 105 MM GUN, C130 ACFT MM
accommodated_shaft_diameter2.438 INCHES NOMINAL IN
accommodated_shaft_maximum_rated_speed2000 FEET PER MINUTE FT
NSN5330-00-526-8974
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 50374S 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
SEAL WIDTH: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER: 3.350 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
SEALING ELEMENT STYLEANGULAR
SEAL WIDTH0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
HOUSING BORE DIAMETER3.350 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
MATERIALSTEEL CASE
SPECIAL FEATURESTECH ORDER 11W1-33-7-2 FIG 6
ACCOMMODATED SHAFT DIAMETER2.438 INCHES NOMINAL IN
END ITEM IDENTIFICATION105 MM AN/AWG-30 TRAINABLE GUN MOUNT AND 105 MM GUN, C130 ACFT MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
12053Interchangeable
interchangeable cross-reference
interchangeable
206LInterchangeable
interchangeable cross-reference
interchangeable
917-LH 3/8Interchangeable
interchangeable cross-reference
interchangeable
50374Interchangeable
interchangeable cross-reference
interchangeable
M3912Interchangeable
interchangeable cross-reference
interchangeable
24287Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50374S?
50374S is a SEAL,PLAIN ENCASED.
What parts can replace 50374S?
There are 24 known substitutes for 50374S: 12053, 206L, 917-LH 3/8 and 21 more. Substitute compatibility should be verified for your specific system.
Is 50374S still available?
50374S is currently cancelled.
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