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PartsTable / COMPONENT / 3189874
3189874 ✓ 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 NUT,VALVE,SERVO is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: CARBON STEEL;3.500 IN. HEX;3.000-16 INTERNAL THD;0.375 IN.

THK 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 5330-01-006-5416, 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
3189874
NSN: 5330-01-006-5416
FSC: 5330
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCARBON STEEL;3.500 IN. HEX;3.000-16 INTERNAL THD;0.375 IN. THK IN
NSN5330-01-006-5416
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3189874 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
•
SUPPLEMENTARY FEATURES: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
TECHNICAL CHARACTERISTICS (FLIS)
SUPPLEMENTARY FEATURESCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
SPECIAL FEATURESSTYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
3311731 ITEM 46Interchangeable
interchangeable cross-reference
interchangeable
3189874Interchangeable
interchangeable cross-reference
interchangeable
33638Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3189874?
3189874 is a NUT,VALVE,SERVO.
What parts can replace 3189874?
There are 3 known substitutes for 3189874: 3311731 ITEM 46, 3189874, 33638. Substitute compatibility should be verified for your specific system.
What is the NSN for 3189874?
3189874 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-006-5416. 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