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PartsTable / COMPONENT / U-25 086 00
U-25 086 00 ✓ 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 material: STEEL OVERALL, head_style: PAN NO. 2, head_height: 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, thread_length: 0.240 INCHES MINIMUM AND 0.260 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 5305-01-241-7186, 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
U-25 086 00
NSN: 5305-01-241-7186
FSC: 5305
CAGE: 52845 — KOHLER CO ENGINE PLANT DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_stylePAN NO. 2
head_height0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
thread_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
screw_materialSTEEL
fastener_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
locking_featurePATCH THREADS
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
internal_drive_styleSLOT
NSN5305-01-241-7186
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: U-25 086 00 · 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 LENGTH: 0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
MATERIAL: STEEL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: Z-30 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
HEAD DIAMETER: 0.546 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A A
THREAD LENGTH0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONZ-30 MFR REF SINGLE MATERIAL RESPONSE OVERALL
HEAD DIAMETER0.546 INCHES MINIMUM AND 0.573 INCHES MAXIMUM IN
FASTENER LENGTH0.599 INCHES MINIMUM AND 0.619 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
X-51-8Interchangeable
interchangeable cross-reference
interchangeable
83-00138Interchangeable
interchangeable cross-reference
interchangeable
U-25 086 00Interchangeable
interchangeable cross-reference
interchangeable
47-086-08Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is U-25 086 00?
U-25 086 00 is a SCREW,MACHINE.
What parts can replace U-25 086 00?
There are 4 known substitutes for U-25 086 00: X-51-8, 83-00138, U-25 086 00 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for U-25 086 00?
U-25 086 00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-241-7186. 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