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Technical Data Sheet
PartsTable / COMPONENT / 0344209B12
0344209B12 ✓ 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,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN, fastener_length: 0.600 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN, surface_treatment: CHROMATE OVERALL, width_between_flats: 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM 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 5305-01-217-5166, 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
0344209B12
NSN: 5305-01-217-5166
FSC: 5305
CAGE: 68505 — PRESTOLITE ELECTRIC INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
fastener_length0.600 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
surface_treatmentCHROMATE OVERALL
width_between_flats0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
internal_drive_styleSLOT
nonmachine_thread_styleDOG TYPE (TYPE B OR C)
extended_washer_diameter0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
extended_washer_thickness0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
nonmachine_nominal_thread_diameter0.190 INCHES IN
surface_treatment_document_and_classification12540460,FSC-31211 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5305-01-217-5166
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 0344209B12 · 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
•
EXTENDED WASHER DIAMETER: 0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
•
NONMACHINE THREAD STYLE: DOG TYPE (TYPE B OR C)
•
INTERNAL DRIVE STYLE: SLOT
•
FASTENER LENGTH: 0.600 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
MATERIAL: STEEL OVERALL
•
SURFACE TREATMENT: CHROMATE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: 12540460,FSC-31211 MFR REF SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
EXTENDED WASHER DIAMETER0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
NONMACHINE THREAD STYLEDOG TYPE (TYPE B OR C)
INTERNAL DRIVE STYLESLOT
FASTENER LENGTH0.600 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
NONMACHINE NOMINAL THREAD DIAMETER0.190 INCHES IN
MATERIALSTEEL OVERALL
SURFACE TREATMENTCHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION12540460,FSC-31211 MFR REF SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLEHEXAGON EXTENDED WASHER
EXTENDED WASHER THICKNESS0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
N30446Interchangeable
interchangeable cross-reference
interchangeable
W-30446Interchangeable
interchangeable cross-reference
interchangeable
EC30HL27Interchangeable
interchangeable cross-reference
interchangeable
7907490-01Interchangeable
interchangeable cross-reference
interchangeable
EC30HL27AInterchangeable
interchangeable cross-reference
interchangeable
20-2-23Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0344209B12?
0344209B12 is a SCREW,TAPPING.
What parts can replace 0344209B12?
There are 14 known substitutes for 0344209B12: N30446, W-30446, EC30HL27 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0344209B12?
0344209B12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-217-5166. 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