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Technical Data Sheet
PartsTable / COMPONENT / 300746
300746 ✓ 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 RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, duty_type: CONTINUOUS, hole_type: DRILLED, body_width: 1.110 INCHES NOMINAL IN, head_style: DOUBLE HEXAGON W/HOLE, body_height: 1.750 INCHES NOMINAL 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 5306-00-550-2584, 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
300746
NSN: 5306-00-550-2584
FSC: 5306
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
duty_typeCONTINUOUS
hole_typeDRILLED
body_width1.110 INCHES NOMINAL IN
head_styleDOUBLE HEXAGON W/HOLE
body_height1.750 INCHES NOMINAL IN
body_length1.250 INCHES NOMINAL IN
head_height0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN
coil_quantity1
hole_diameter0.065 INCHES NOMINAL IN
hole_quantity4
thread_length0.357 INCHES MINIMUM AND 0.428 INCHES MAXIMUM IN
NSN5306-00-550-2584
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 300746 · 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
•
NONSTANDARD THREAD PITCH DIAMETER: +0.2213 TO 0.2238 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
HOLE CONFIGURATION STYLE: DOUBLE HEXAGON LONGITUDINAL HOLE
•
HOLE DIAMETER: 0.065 INCHES NOMINAL IN
•
HOLE TYPE: DRILLED
•
FASTENER LENGTH: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNF
•
EXTENDED WASHER DIAMETER: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
NONSTANDARD THREAD PITCH DIAMETER+0.2213 TO 0.2238 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HOLE CONFIGURATION STYLEDOUBLE HEXAGON LONGITUDINAL HOLE
HOLE DIAMETER0.065 INCHES NOMINAL IN
HOLE TYPEDRILLED
FASTENER LENGTH0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNF
EXTENDED WASHER DIAMETER0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH28
HEAD STYLEDOUBLE HEXAGON W/HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
101HXX110Interchangeable
interchangeable cross-reference
interchangeable
300746Interchangeable
interchangeable cross-reference
interchangeable
7357485Interchangeable
interchangeable cross-reference
interchangeable
570-300746-1Interchangeable
interchangeable cross-reference
interchangeable
A-6306Interchangeable
interchangeable cross-reference
interchangeable
106300Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 300746?
300746 is a RELAY,ELECTROMAGNETIC.
What parts can replace 300746?
There are 6 known substitutes for 300746: 101HXX110, 300746, 7357485 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 300746?
300746 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-550-2584. 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