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PartsTable / COMPONENT / 13X422
13X422 ✓ 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 SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.281 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.750 INCHES MAXIMUM IN, fastener_length: 0.750 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-423-7912, 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
13X422
NSN: 5305-00-423-7912
FSC: 5305
CAGE: 58275 — SASCO INC CANADIAN DIV
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.281 INCHES NOMINAL IN
thread_class2A A
thread_length0.750 INCHES MAXIMUM IN
fastener_length0.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.562 INCHES NOMINAL IN
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-00-423-7912
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 13X422 · 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 DIRECTION: RIGHT-HAND
•
THREAD LENGTH: 0.750 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 16
•
MATERIAL: STEEL OVERALL
•
HEAD HEIGHT: 0.281 INCHES NOMINAL IN
•
HEAD STYLE: HEXAGON
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
WIDTH BETWEEN FLATS: 0.562 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.750 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH16
MATERIALSTEEL OVERALL
HEAD HEIGHT0.281 INCHES NOMINAL IN
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER0.375 INCHES IN
WIDTH BETWEEN FLATS0.562 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD CLASS2A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
MI40Interchangeable
interchangeable cross-reference
interchangeable
IR8517CInterchangeable
interchangeable cross-reference
interchangeable
4644Interchangeable
interchangeable cross-reference
interchangeable
70-1322Interchangeable
interchangeable cross-reference
interchangeable
CS65Interchangeable
interchangeable cross-reference
interchangeable
565Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 13X422?
13X422 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 13X422?
There are 21 known substitutes for 13X422: MI40, IR8517C, 4644 and 18 more. Substitute compatibility should be verified for your specific system.
Is 13X422 still available?
13X422 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026