PartsTable
Technical Data Sheet
X19988 ✓ 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 STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8640, thread_class: 3A NUT THREAD A, thread_length: 0.625 INCHES MINIMUM STUD THREAD IN, overall_length: 2.625 INCHES NOMINAL IN, hardness_rating: 27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND NUT THREAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-206-5450, 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
X19988
NSN: 5307-00-206-5450
FSC: 5307
CAGE: 14351 — TELEDYNE CONTINENTAL MOTORS INDUSTRIAL PRODUCTS DIV TELEDYNE INDUSTRIES INC SUB OF TELEDYNE INC (USA)
SPECIFICATIONS
materialSTEEL COMP 8640
thread_class3A NUT THREAD A
thread_length0.625 INCHES MINIMUM STUD THREAD IN
overall_length2.625 INCHES NOMINAL IN
hardness_rating27.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND NUT THREAD
nominal_thread_size0.500 INCHES NUT THREAD IN
thread_pitch_diameters+0.4539 TO 0.4559 INCHES STUD THREAD IN
thread_quantity_per_inch13 NUT THREAD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) NUT THREAD
material_document_and_classificationAMS A322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS A331 ASSN STD SINGLE MATERIAL RESPONSE
NSN5307-00-206-5450
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: X19988 · 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
THREAD QUANTITY PER INCH: 13 NUT THREAD
THREAD SERIES DESIGNATOR: UNS STUD THREAD
THREAD CLASS: 3A NUT THREAD A
THREAD LENGTH: 1.062 INCHES MINIMUM NUT THREAD IN
NOMINAL THREAD SIZE: 0.500 INCHES STUD THREAD IN
MATERIAL: STEEL COMP 8640
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH2.625 INCHES NOMINAL IN
THREAD QUANTITY PER INCH13 NUT THREAD
THREAD SERIES DESIGNATORUNS STUD THREAD
THREAD QUANTITY PER INCH13 STUD THREAD
THREAD CLASS3A NUT THREAD A
THREAD LENGTH1.062 INCHES MINIMUM NUT THREAD IN
NOMINAL THREAD SIZE0.500 INCHES STUD THREAD IN
MATERIALSTEEL COMP 8640
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
CC5190-523Interchangeable
interchangeable cross-reference
interchangeable
SN91523W-523Interchangeable
interchangeable cross-reference
interchangeable
B2051-523Interchangeable
interchangeable cross-reference
interchangeable
B2051-524Interchangeable
interchangeable cross-reference
interchangeable
SD964Interchangeable
interchangeable cross-reference
interchangeable
HM9-7603Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy X19988?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is X19988?
X19988 is a STUD,PLAIN.
What parts can replace X19988?
There are 13 known substitutes for X19988: CC5190-523, SN91523W-523, B2051-523 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for X19988?
X19988 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-206-5450. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — X19988