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3M33-3-33 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3M33-3-33: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGON, grip_length: 2.062 INCHES NOMINAL IN, head_height: 0.125 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.1889 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-059-1203, 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
3M33-3-33
NSN: 5306-00-059-1203
FSC: 5306 — Bolts
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleHEXAGON
grip_length2.062 INCHES NOMINAL IN
head_height0.125 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.1889 INCHES MINIMUM IN
thread_length0.407 INCHES MINIMUM IN
fastener_length2.469 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.375 INCHES NOMINAL IN
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch32
NSN5306-00-059-1203
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3M33-3-33 · 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: 0.125 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.469 INCHES NOMINAL IN
•
THREAD LENGTH: 0.407 INCHES MINIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.070 INCHES NOMINAL ALL HOLES IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 2.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.125 INCHES NOMINAL IN
FASTENER LENGTH2.469 INCHES NOMINAL IN
THREAD LENGTH0.407 INCHES MINIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.070 INCHES NOMINAL ALL HOLES IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH2.062 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.375 INCHES NOMINAL IN
GRIP DIAMETER0.1889 INCHES MINIMUM IN
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 3M33-3-33?
3M33-3-33 is a BOLT,CLOSE TOLERANCE.
What is the NSN for 3M33-3-33?
3M33-3-33 is cataloged in the U.S. Government catalog under NSN 5306-00-059-1203. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.