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PartsTable / COMPONENT / 9409042
9409042 ✓ 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 COMP 1335 OVERALL, head_style: HEXAGON, head_height: 0.250 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.667 INCHES MINIMUM IN, fastener_length: 2.750 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 5305-00-292-4590, 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
9409042
NSN: 5305-00-292-4590
FSC: 5305
CAGE: 73342 — ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1335 OVERALL
head_styleHEXAGON
head_height0.250 INCHES NOMINAL IN
thread_class2A A
thread_length0.667 INCHES MINIMUM IN
fastener_length2.750 INCHES NOMINAL IN
locking_featureDISTORTIONS BEARING SURFACE OF HEAD
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.562 INCHES NOMINAL IN
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch24
NSN5305-00-292-4590
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 9409042 · 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
•
WIDTH BETWEEN FLATS: 0.562 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.750 INCHES NOMINAL IN
•
THREAD LENGTH: 0.667 INCHES MINIMUM IN
•
THREAD QUANTITY PER INCH: 24
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
MATERIAL: STEEL COMP 1335 OVERALL
•
THREAD SERIES DESIGNATOR: UNF
•
LOCKING FEATURE: DISTORTIONS BEARING SURFACE OF HEAD
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH BETWEEN FLATS0.562 INCHES NOMINAL IN
FASTENER LENGTH2.750 INCHES NOMINAL IN
THREAD LENGTH0.667 INCHES MINIMUM IN
THREAD QUANTITY PER INCH24
NOMINAL THREAD DIAMETER0.375 INCHES IN
MATERIALSTEEL COMP 1335 OVERALL
THREAD SERIES DESIGNATORUNF
LOCKING FEATUREDISTORTIONS BEARING SURFACE OF HEAD
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FEATURES PROVIDEDFINISHED HEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
192351Interchangeable
interchangeable cross-reference
interchangeable
RDK 7668Interchangeable
interchangeable cross-reference
interchangeable
121-215Interchangeable
interchangeable cross-reference
interchangeable
9409131Interchangeable
interchangeable cross-reference
interchangeable
5305002924590Interchangeable
Same NIIN cross-reference
interchangeable
62.90.020Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9409042?
9409042 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 9409042?
There are 6 known substitutes for 9409042: 192351, RDK 7668, 121-215 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9409042?
9409042 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-292-4590. 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