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Technical Data Sheet
PartsTable / COMPONENT / 4B4158
4B4158 ✓ 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,DRIVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, head_height: 0.062 INCHES NOMINAL IN, pilot_length: 0.062 INCHES NOMINAL IN, head_diameter: 0.187 INCHES NOMINAL IN, pilot_diameter: 0.093 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-253-5615, 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
4B4158
NSN: 5305-00-253-5615
FSC: 5305
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT COUNTERSUNK
head_height0.062 INCHES NOMINAL IN
pilot_length0.062 INCHES NOMINAL IN
head_diameter0.187 INCHES NOMINAL IN
pilot_diameter0.093 INCHES NOMINAL IN
fastener_length0.250 INCHES NOMINAL IN
countersink_angle80.0 DEGREES NOMINAL
nonmachine_thread_styleDRIVE SCREW (TYPE U)
nonmachine_nominal_thread_diameter0.114 INCHES IN
NSN5305-00-253-5615
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4B4158 · 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
•
HEAD HEIGHT: 0.075 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
•
FEATURES PROVIDED: CASEHARDENED
•
PILOT LENGTH: 0.047 INCHES NOMINAL IN
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.114 INCHES IN
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
HEAD DIAMETER: 0.193 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEAD HEIGHT0.075 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
FEATURES PROVIDEDCASEHARDENED
PILOT LENGTH0.047 INCHES NOMINAL IN
NONMACHINE NOMINAL THREAD DIAMETER0.114 INCHES IN
FASTENER LENGTH0.250 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
HEAD DIAMETER0.193 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
NONMACHINE THREAD STYLEDRIVE SCREW (TYPE U)
HEAD STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
SW20BNCInterchangeable
interchangeable cross-reference
interchangeable
192-413Interchangeable
interchangeable cross-reference
interchangeable
SA-1657/UInterchangeable
interchangeable cross-reference
interchangeable
29930Interchangeable
interchangeable cross-reference
interchangeable
99010Interchangeable
interchangeable cross-reference
interchangeable
89914Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4B4158?
4B4158 is a SCREW,DRIVE.
What parts can replace 4B4158?
There are 18 known substitutes for 4B4158: SW20BNC, 192-413, SA-1657/U and 15 more. Substitute compatibility should be verified for your specific system.
Is 4B4158 still available?
4B4158 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026