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776440 — NUT,PLAIN,EXTENDED WASHER,DOUBLE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

776440: NUT,PLAIN,EXTENDED WASHER,DOUBLE.

NUT,PLAIN,EXTENDED WASHER,DOUBLE. Key specifications include end_item_identification: KC-46 AIRCRAFT, reference_number_differentiating_characteristics: ITEM IS FAA CERTIFIED. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-322-7560, 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
776440
NSN: 5310-01-322-7560
NIINs: 013227560, 016701695
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
end_item_identificationKC-46 AIRCRAFT
reference_number_differentiating_characteristicsITEM IS FAA CERTIFIED
NSN5310-01-322-7560
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 776440 · 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
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
PRECIOUS MATERIAL: SILVER
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
SURFACE TREATMENT: SILVER OVERALL
•
PRECIOUS MATERIAL AND LOCATION: PLATED SILVER
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
PRECIOUS MATERIALSILVER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
SPECIAL FEATURESUSED ON F100PW0229 ENGINE
SURFACE TREATMENTSILVER OVERALL
PRECIOUS MATERIAL AND LOCATIONPLATED SILVER
THREAD CLASS3B
THREAD QUANTITY PER INCH32
SUBSTITUTES & CROSS-REFERENCES 7
A3066-09Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS3068-09Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS3069-09Reference document
Same NSN cross-reference
Reference document — Secondary reference
LH11973-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS3067-09Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS3070-09Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 776440?
776440 is a NUT,PLAIN,EXTENDED WASHER,DOUBLE.
What parts can replace 776440?
There are 7 known substitutes for 776440: A3066-09, AS3068-09, AS3069-09 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 776440?
776440 is cataloged in the U.S. Government catalog under NSN 5310-01-322-7560. This indicates validated use in U.S. government and defense supply chains.
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