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PartsTable / COMPONENT / 151686
151686 ✓ 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 CHAMFER, head_height: 0.062 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.188 INCHES NOMINAL IN, thread_length: 0.375 INCHES MINIMUM IN, screw_material: STEEL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-370-1168, 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
151686
NSN: 5305-00-370-1168
FSC: 5305
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.062 INCHES NOMINAL IN
thread_class2A A
head_diameter0.188 INCHES NOMINAL IN
thread_length0.375 INCHES MINIMUM IN
screw_materialSTEEL
fastener_length0.438 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.112 INCHES IN
screw_surface_treatmentNICKEL
thread_quantity_per_inch40
NSN5305-00-370-1168
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 151686 · 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
•
THREAD CLASS: 2A A
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HEAD HEIGHT: 0.062 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.438 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 40
•
THREAD LENGTH: 0.375 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A A
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD HEIGHT0.062 INCHES NOMINAL IN
FASTENER LENGTH0.438 INCHES NOMINAL IN
THREAD QUANTITY PER INCH40
THREAD LENGTH0.375 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
INTERNAL DRIVE STYLESLOT
SCREW MATERIALSTEEL
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
4629248 PC 103Interchangeable
interchangeable cross-reference
interchangeable
1800T4Interchangeable
interchangeable cross-reference
interchangeable
1800-1AInterchangeable
interchangeable cross-reference
interchangeable
4900Interchangeable
interchangeable cross-reference
interchangeable
4253252Interchangeable
interchangeable cross-reference
interchangeable
14136AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 151686?
151686 is a SCREW,MACHINE.
What parts can replace 151686?
There are 21 known substitutes for 151686: 4629248 PC 103, 1800T4, 1800-1A and 18 more. Substitute compatibility should be verified for your specific system.
Is 151686 still available?
151686 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