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US3204-3-11 — BOLT,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

US3204-3-11: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON, grip_length: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN, head_height: 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-050-9650, 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
US3204-3-11
NSN: 5306-01-050-9650
FSC: 5306 — Bolts
CAGE: 92215 — HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON
grip_length0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
head_height0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
thread_length0.305 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
fastener_length1.003 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_between_flats0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch32
NSN5306-01-050-9650
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: US3204-3-11 · 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: 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.003 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.305 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
SPECIFICATION/STANDARD DATA: 76301-ST3-453 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
GRIP LENGTH: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
FASTENER LENGTH1.003 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
THREAD LENGTH0.305 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEDOUBLE HEXAGON
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA76301-ST3-453 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
GRIP LENGTH0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
GRIP DIAMETER0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM 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 6
ST3M453-3-11Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
MB61-3-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
11825-3-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
109453-3-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
GS1016-3-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
AIC753-3-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 US3204-3-11?
US3204-3-11 is a BOLT,CLOSE TOLERANCE.
What parts can replace US3204-3-11?
There are 6 known substitutes for US3204-3-11: ST3M453-3-11, MB61-3-11, 11825-3-11 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for US3204-3-11?
US3204-3-11 is cataloged in the U.S. Government catalog under NSN 5306-01-050-9650. 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.