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Technical Data Sheet
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4404-02 — NUT,TUBE COUPLING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

4404-02: NUT,TUBE COUPLING.

The NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include specification/standard_data: 71762-4404-02 MANUFACTURERS STANDARD. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-072-2324, 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
4404-02
NSN: 5315-01-072-2324
NIINs: 010722324, 013525079
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 94580 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE-MINNEAPOLIS (USA)
SPECIFICATIONS
specification/standard_data71762-4404-02 MANUFACTURERS STANDARD
NSN5315-01-072-2324
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4404-02 · 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
•
FIRST END TAPER LENGTH: 0.030 INCHES NOMINAL IN
•
FIRST END STYLE: CHAMFERED
•
HARDNESS RATING: 48.0 ROCKWELL C MINIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.3760 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 1.960 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.030 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
HARDNESS RATING48.0 ROCKWELL C MINIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5620 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.3760 INCHES NOMINAL IN
PIN OVERALL LENGTH1.960 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL COMP 420F 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 4404-02?
4404-02 is a NUT,TUBE COUPLING.
What is the NSN for 4404-02?
4404-02 is cataloged in the U.S. Government catalog under NSN 5315-01-072-2324. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.