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3734594 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3734594: BOLT,EXTERNALLY RELIEVED BODY.

The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, head_style: HEXAGON, head_height: 0.330 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.910 INCHES MINIMUM IN, fastener_length: 3.735 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-844-7512, 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
3734594
NSN: 5306-00-844-7512
FSC: 5306 — Bolts
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
head_styleHEXAGON
head_height0.330 INCHES NOMINAL IN
thread_class3A A
thread_length0.910 INCHES MINIMUM IN
fastener_length3.735 INCHES NOMINAL IN
hardness_rating37.9 ROCKWELL C MINIMUM OVERALL
thread_directionRIGHT-HAND
width_between_flats0.619 INCHES NOMINAL IN
nominal_thread_diameter0.437 INCHES IN
first_diameter_from_head0.434 INCHES NOMINAL IN
thread_quantity_per_inch14
NSN5306-00-844-7512
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3734594 · 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: 0.330 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.735 INCHES NOMINAL IN
•
THREAD LENGTH: 0.910 INCHES MINIMUM IN
•
HARDNESS RATING: 37.9 ROCKWELL C MINIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.434 INCHES NOMINAL IN
•
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER: 2.825 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.437 INCHES IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.330 INCHES NOMINAL IN
FASTENER LENGTH3.735 INCHES NOMINAL IN
THREAD LENGTH0.910 INCHES MINIMUM IN
HARDNESS RATING37.9 ROCKWELL C MINIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.434 INCHES NOMINAL IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER2.825 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.437 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
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 1
214082317Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3734594?
3734594 is a BOLT,EXTERNALLY RELIEVED BODY.
What parts can replace 3734594?
There is 1 known substitute for 3734594: 214082317. Substitute compatibility should be verified for your specific system.
What is the NSN for 3734594?
3734594 is cataloged in the U.S. Government catalog under NSN 5306-00-844-7512. 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.