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301665-1 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

301665-1: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include overall_width: 0.458 FEET NOMINAL FT, overall_height: 0.437 FEET NOMINAL FT, overall_length: 5.250 FEET NOMINAL FT, end_item_identification: SONAR TRANSDUCER ASSEMBLY MK 11. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-477-0529, 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
301665-1
NSN: 5310-00-477-0529
NIINs: 004770529, 010961003
FSC: 5310 — Nuts and Washers
CAGE: 56190 — METADURE PARTS & SALES, INC. (USA)
SPECIFICATIONS
overall_width0.458 FEET NOMINAL FT
overall_height0.437 FEET NOMINAL FT
overall_length5.250 FEET NOMINAL FT
end_item_identificationSONAR TRANSDUCER ASSEMBLY MK 11
NSN5310-00-477-0529
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 301665-1 · 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
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WIDTH ACROSS FLATS: 4.000 INCHES NOMINAL IN
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BEARING SURFACE FINISH: 63.0 MICROINCHES
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THREAD SERIES: UN
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MATERIAL DOCUMENT AND CLASSIFICATION: AMS A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
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THREAD DIRECTION: RIGHT-HAND
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NOMINAL THREAD SIZE: 3.000 INCHES IN
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NUT HEIGHT: 0.375 INCHES NOMINAL IN
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NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS4.000 INCHES NOMINAL IN
BEARING SURFACE FINISH63.0 MICROINCHES
THREAD SERIESUN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS A108 ASSN STD ALL MATERIAL RESPONSES OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE3.000 INCHES IN
NUT HEIGHT0.375 INCHES NOMINAL IN
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD QUANTITY PER INCH12
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 301665-1?
301665-1 is a NUT,PLAIN,HEXAGON.
What is the NSN for 301665-1?
301665-1 is cataloged in the U.S. Government catalog under NSN 5310-00-477-0529. This indicates validated use in U.S. government and defense supply chains.
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