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Technical Data Sheet
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418198-13 — Technical Data Sheet

✓ 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, thread_class: 2A A, head_diameter: 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, thread_length: 0.168 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN, fastener_length: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System under NSN 5305-00-770-2533, 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
418198-13
NSN: 5305-00-770-2533
FSC: 5305
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
thread_length0.168 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
screw_materialSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 310 OR STEEL COMP 316
fastener_length0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
internal_drive_styleCROSS RECESS TYPE 1
supplementary_featuresMFR TECHNICAL WARNING FOR TORNADOWEAPONS SYSTEM APPL,NSN 5305-00-770-2533 P/N MS51959-13 SCREW PARTLY TO SHORT AND BECOMES UNFASTENED
nominal_thread_diameter0.112 INCHES IN
screw_surface_treatmentPASSIVATE
NSN5305-00-770-2533
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 418198-13 · 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
•
FASTENER LENGTH: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.102 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MINIMUM TENSILE STRENGTH: 800000 POUNDS PER SQUARE INCH LBS
•
THREAD CLASS: 2A A
•
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THREAD LENGTH0.102 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MINIMUM TENSILE STRENGTH800000 POUNDS PER SQUARE INCH LBS
THREAD CLASS2A A
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
NOMINAL THREAD DIAMETER0.112 INCHES IN
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
G302437-31InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
227053InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
346444PC350InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AN505C4-6InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
418974-4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4177214-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 418198-13?
418198-13 is a SCREW,MACHINE.
What parts can replace 418198-13?
There are 33 known substitutes for 418198-13: G302437-31, 227053, 346444PC350 and 30 more. Substitute compatibility should be verified for your specific system.
Is 418198-13 still available?
418198-13 is currently cancelled.
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Last verified: September 2026