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748427 — TUBE ASSEMBLY,METAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

748427: TUBE ASSEMBLY,METAL.

The TUBE ASSEMBLY,METAL is a the manufacturer industrial component. Key specifications include material: STEEL TUBING, design_form: PREBENT, thread_class: 2A SINGLE END A, wall_thickness: 0.028 INCHES NOMINAL IN, thread_direction: RIGHT-HAND SINGLE END, seat_angle_in_deg: 45.0 SINGLE END. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-165-1976, 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
748427
NSN: 5331-00-165-1976
NIINs: 001651976, 010409583
FSC: 5331 — O-ring
CAGE: D8093 — MAHLE INDUSTRIAL THERMAL SYSTEMS GMBH & CO. KG (DEU)
SPECIFICATIONS
materialSTEEL TUBING
design_formPREBENT
thread_class2A SINGLE END A
wall_thickness0.028 INCHES NOMINAL IN
thread_directionRIGHT-HAND SINGLE END
seat_angle_in_deg45.0 SINGLE END
mating_end_quantity2 SINGLE END
nominal_thread_size0.375 INCHES SINGLE END IN
end_connection_styleSWIVEL NUT, INVERTED FLARE SINGLE END
fsc_application_dataMHU-141/M MUNITIONS TRAILER
tube_outside_diameter0.188 INCHES NOMINAL IN
thread_series_designatorUNF SINGLE END
NSN5331-00-165-1976
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 748427 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
•
TEMP RATING: -15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.567 INCHES MINIMUM AND 1.607 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 1.343 INCHES MINIMUM AND 1.367 INCHES MAXIMUM IN
•
MATERIAL: RUBBER FLUOROCARBON CLASS FPM
TECHNICAL CHARACTERISTICS
TEMP RATING-15.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.112 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.567 INCHES MINIMUM AND 1.607 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER1.343 INCHES MINIMUM AND 1.367 INCHES MAXIMUM IN
MATERIALRUBBER FLUOROCARBON CLASS FPM
SUBSTITUTES & CROSS-REFERENCES 9
5331PL2083872Reference document
Same NSN cross-reference
Reference document — Informative reference only
D1000FF ITEM 32Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AMS7276Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS568-918Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AMS7276Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
918-19357Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 748427?
748427 is a TUBE ASSEMBLY,METAL.
What parts can replace 748427?
There are 9 known substitutes for 748427: 5331PL2083872, D1000FF ITEM 32, AMS7276 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 748427?
748427 is cataloged in the U.S. Government catalog under NSN 5331-00-165-1976. This indicates validated use in U.S. government and defense supply chains.
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