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448740 — HOSE,AIR DUCT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

448740: HOSE,AIR DUCT.

The HOSE,AIR DUCT is a the manufacturer industrial component. Key specifications include material: STEEL REINFORCING WIRE, connection_type: PREFORMED BOTH ENDS, inside_diameter: 1.500 INCHES NOMINAL FIRST END IN, connection_style: ROUND BOTH ENDS, style_designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED, features_provided: OZONE RESISTANT. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-103-2028, 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
448740
NSN: 5310-00-103-2028
NIINs: 001032028, 008340067
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL REINFORCING WIRE
connection_typePREFORMED BOTH ENDS
inside_diameter1.500 INCHES NOMINAL FIRST END IN
connection_styleROUND BOTH ENDS
style_designatorHELICALLY WOUND CONTINOUS WIRE SUPPORTED
features_providedOZONE RESISTANT
end_overall_length1.750 INCHES NOMINAL BOTH ENDS IN
end_inside_diameter1.500 INCHES NOMINAL BOTH ENDS IN
cross-sectional_shape_styleROUND
measuring_method_and_length38.000 INCHES NOMINAL OVERALL IN
NSN5310-00-103-2028
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 448740 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INTERNAL STRAIGHT KEY WIDTH: 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.288 INCHES MINIMUM AND 0.293 INCHES MAXIMUM IN
•
OVERALL DISTANCE INCLUDING KEYS: 1.060 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN
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STYLE DESIGNATOR: KEY
•
OUTSIDE DIAMETER: 0.920 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
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MATERIAL THICKNESS: 0.043 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.090 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 2
TECHNICAL CHARACTERISTICS
INTERNAL STRAIGHT KEY WIDTH0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY0.288 INCHES MINIMUM AND 0.293 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS1.060 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN
STYLE DESIGNATORKEY
OUTSIDE DIAMETER0.920 INCHES MINIMUM AND 0.930 INCHES MAXIMUM IN
MATERIAL THICKNESS0.043 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN
EXTERNAL STRAIGHT KEY WIDTH0.090 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY2
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 448740?
448740 is a HOSE,AIR DUCT.
What is the NSN for 448740?
448740 is cataloged in the U.S. Government catalog under NSN 5310-00-103-2028. This indicates validated use in U.S. government and defense supply chains.
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