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Technical Data Sheet
750031 ✓ 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 CONDUIT,METAL,FLEXIBLE is a the manufacturer industrial component. Key specifications include length: 420.000 INCHES NOMINAL IN, diameter: 0.218 INCHES NOMINAL MOUNTING HOLE IN, material: COPPER ALLOY BODY, mask_type: NOSE, nut_style: HEXAGON, nut_height: 0.427 INCHES MINIMUM AND 0.448 INCHES MAXIMUM 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 5340-00-248-0425, 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
750031
NSN: 5340-00-248-0425
FSC: 5340
CAGE: 57733 — STEWART-WARNER CORPORATION (USA)
SPECIFICATIONS
length420.000 INCHES NOMINAL IN
diameter0.218 INCHES NOMINAL MOUNTING HOLE IN
materialCOPPER ALLOY BODY
mask_typeNOSE
nut_styleHEXAGON
nut_height0.427 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
filter_typeFILTER PAD
head_harnessNOT INCLUDED
thread_class2B
exhaust_valveNOT INCLUDED
thread_seriesUNF
hardness_rating121.0 BRINELL STANDARD MINIMUM
NSN5340-00-248-0425
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 750031 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
MOUNTING HOLE QUANTITY: 2
FEATURES PROVIDED: ADJUSTABLE
DIAMETER: 0.218 INCHES NOMINAL MOUNTING HOLE IN
LENGTH: 4.690 INCHES NOMINAL EFFECTIVE FREE LENGTH IN
MOUNTING END TYPE: PLATE
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE QUANTITY2
FEATURES PROVIDEDADJUSTABLE
DIAMETER0.218 INCHES NOMINAL MOUNTING HOLE IN
LENGTH4.690 INCHES NOMINAL EFFECTIVE FREE LENGTH IN
MOUNTING END TYPEPLATE
SPECIAL FEATURESEFFECT. EXTENDED LGTH 4.190 IN. NOM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
103128Interchangeable
interchangeable cross-reference
interchangeable
403120042Interchangeable
interchangeable cross-reference
interchangeable
701-4711389 PIECE 29Interchangeable
interchangeable cross-reference
interchangeable
750031Interchangeable
interchangeable cross-reference
interchangeable
7531N95A-12Interchangeable
interchangeable cross-reference
interchangeable
7531N95Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 750031?
750031 is a CONDUIT,METAL,FLEXIBLE.
What parts can replace 750031?
There are 9 known substitutes for 750031: 103128, 403120042, 701-4711389 PIECE 29 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 750031?
750031 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-248-0425. This indicates validated use in U.S. government and defense supply chains.
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