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4187585 — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4187585: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL PROPERTY CLASS 8.8 OVERALL, head_style: FLAT FILLISTER, head_height: 4.82 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM MM, thread_class: 6G G, head_diameter: 8.28 MILLIMETERS MINIMUM AND 8.72 MILLIMETERS MAXIMUM MM, thread_length: 22.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-657-3282, 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
4187585
NSN: 5306-01-657-3282
FSC: 5306 — Bolts
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL PROPERTY CLASS 8.8 OVERALL
head_styleFLAT FILLISTER
head_height4.82 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM MM
thread_class6G G
head_diameter8.28 MILLIMETERS MINIMUM AND 8.72 MILLIMETERS MAXIMUM MM
thread_length22.0 MILLIMETERS NOMINAL MM
fastener_length35.0 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_across_flats4.020 MILLIMETERS MINIMUM AND 4.095 MILLIMETERS MAXIMUM MM
internal_drive_styleHEXAGON
end_item_identificationMRAP - M-ATV UI W/OGPK
NSN5306-01-657-3282
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4187585 · 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
•
WIDTH ACROSS FLATS: 4.020 MILLIMETERS MINIMUM AND 4.095 MILLIMETERS MAXIMUM MM
•
HEAD HEIGHT: 4.82 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM MM
•
FASTENER LENGTH: 35.0 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 0.8
•
THREAD LENGTH: 22.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 5.0 MILLIMETERS MM
•
HEAD STYLE: FLAT FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS4.020 MILLIMETERS MINIMUM AND 4.095 MILLIMETERS MAXIMUM MM
HEAD HEIGHT4.82 MILLIMETERS MINIMUM AND 5.00 MILLIMETERS MAXIMUM MM
FASTENER LENGTH35.0 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS0.8
THREAD LENGTH22.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER5.0 MILLIMETERS MM
HEAD STYLEFLAT FILLISTER
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTZINC OVERALL
INTERNAL DRIVE STYLEHEXAGON
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4187585?
4187585 is a BOLT,INTERNAL WRENCHING.
What is the NSN for 4187585?
4187585 is cataloged in the U.S. Government catalog under NSN 5306-01-657-3282. This indicates validated use in U.S. government and defense supply chains.
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