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Technical Data Sheet
PartsTable / COMPONENT / 304888
304888 ✓ 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

SOCKET,PLUG-IN ELECTRONIC COMPON. Key specifications include body_width: 6.125 INCHES NOMINAL IN, head_style: FILLISTER EXTENDED WASHER, body_height: 7.062 INCHES NOMINAL IN, body_length: 5.266 INCHES NOMINAL IN, head_height: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-115-1352, 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
304888
NSN: 5305-00-115-1352
FSC: 5305
CAGE: 32195 — OUTBOARD MARINE CORP JOHNSON MOTORS DIV (USA)
SPECIFICATIONS
body_width6.125 INCHES NOMINAL IN
head_styleFILLISTER EXTENDED WASHER
body_height7.062 INCHES NOMINAL IN
body_length5.266 INCHES NOMINAL IN
head_height0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
thread_length0.617 INCHES MINIMUM AND 0.633 INCHES MAXIMUM IN
inclosure_typePARTIALLY INCLOSED, DOUBLE SHELL
screw_materialSTEEL COMP 1038
fastener_length0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
NSN5305-00-115-1352
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 304888 · 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: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
THREAD CLASS: 2A A
•
HEAD STYLE: FILLISTER EXTENDED WASHER
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
EXTENDED WASHER DIAMETER: 0.335 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
•
HEAD DIAMETER: 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 24
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
THREAD CLASS2A A
HEAD STYLEFILLISTER EXTENDED WASHER
NOMINAL THREAD DIAMETER0.190 INCHES IN
EXTENDED WASHER DIAMETER0.335 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
HEAD DIAMETER0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SCREW MATERIALSTEEL COMP 1038
HEAD HEIGHT0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
9825Interchangeable
interchangeable cross-reference
interchangeable
304888Interchangeable
interchangeable cross-reference
interchangeable
678-0096-00Interchangeable
interchangeable cross-reference
interchangeable
231333Interchangeable
interchangeable cross-reference
interchangeable
51905HInterchangeable
interchangeable cross-reference
interchangeable
5455299Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 304888?
304888 is a SOCKET,PLUG-IN ELECTRONIC COMPON.
What parts can replace 304888?
There are 7 known substitutes for 304888: 9825, 304888, 678-0096-00 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 304888?
304888 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-115-1352. 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