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Technical Data Sheet
PartsTable / COMPONENT / 63794PC3
63794PC3 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 482 OVERALL, head_style: SQUARE EXTENDED WASHER, head_height: 0.375 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.438 INCHES MINIMUM IN, fastener_length: 0.803 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-274-9072, 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
63794PC3
NSN: 5306-00-274-9072
FSC: 5306
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialCOPPER ALLOY 482 OVERALL
head_styleSQUARE EXTENDED WASHER
head_height0.375 INCHES NOMINAL IN
thread_class2A A
thread_length0.438 INCHES MINIMUM IN
fastener_length0.803 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.219 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
extended_washer_diameter0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
thread_quantity_per_inch20
NSN5306-00-274-9072
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 63794PC3 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENER LENGTH: 0.803 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: SQUARE EXTENDED WASHER
•
EXTENDED WASHER DIAMETER: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.438 INCHES MINIMUM IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD HEIGHT: 0.375 INCHES NOMINAL IN
•
EXTENDED WASHER THICKNESS: 0.064 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH0.803 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLESQUARE EXTENDED WASHER
EXTENDED WASHER DIAMETER0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
THREAD LENGTH0.438 INCHES MINIMUM IN
FEATURES PROVIDEDFINISHED HEAD
HEAD HEIGHT0.375 INCHES NOMINAL IN
EXTENDED WASHER THICKNESS0.064 INCHES MINIMUM AND 0.124 INCHES MAXIMUM IN
THREAD CLASS2A A
THREAD QUANTITY PER INCH20
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
TP360Interchangeable
interchangeable cross-reference
interchangeable
55-109Interchangeable
interchangeable cross-reference
interchangeable
615821Interchangeable
interchangeable cross-reference
interchangeable
1670PL2153106Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 63794PC3?
63794PC3 is a BOLT,MACHINE.
What parts can replace 63794PC3?
There are 4 known substitutes for 63794PC3: TP360, 55-109, 615821 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 63794PC3?
63794PC3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-274-9072. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026