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Technical Data Sheet
PartsTable / COMPONENT / 021193
021193 ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK UNDERCUT, head_height: 0.060 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.279 INCHES NOMINAL IN, thread_length: 1.313 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN, screw_material: STEEL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-498-9810, 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
021193
NSN: 5306-00-498-9810
FSC: 5306
CAGE: 77640 — ZF ACTIVE SAFETY AND ELECTRONICS US LLC DIV TRW COMMERCIAL STEERING SYSTEMS (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK UNDERCUT
head_height0.060 INCHES NOMINAL IN
thread_class2A A
head_diameter0.279 INCHES NOMINAL IN
thread_length1.313 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
screw_materialSTEEL
fastener_length1.375 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_styleCROSS RECESS TYPE II
nominal_thread_diameter0.138 INCHES IN
screw_surface_treatmentZINC
NSN5306-00-498-9810
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 021193 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
6407Upgraded Successor
successor cross-reference
successor
D660Interchangeable
interchangeable cross-reference
interchangeable
3407X1AInterchangeable
interchangeable cross-reference
interchangeable
6407JInterchangeable
interchangeable cross-reference
interchangeable
949-829P26TInterchangeable
interchangeable cross-reference
interchangeable
21193Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 021193?
021193 is a SCREW,MACHINE.
What parts can replace 021193?
There are 13 known substitutes for 021193: 6407, D660, 3407X1A and 10 more. Substitute compatibility should be verified for your specific system.
Is 021193 still available?
021193 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