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74513206 — BOLT,INTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

74513206: BOLT,INTERNALLY RELIEVED BODY.

The BOLT,INTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.156 INCHES NOMINAL IN, thread_length: 1.031 INCHES NOMINAL IN, fastener_length: 1.344 INCHES NOMINAL IN, hardness_rating: 58.0 ROCKWELL C MINIMUM GRIP, shoulder_length: 0.969 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-076-9769, 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
74513206
NSN: 5306-00-076-9769
FSC: 5306 — Bolts
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
head_styleHEXAGON
head_height0.156 INCHES NOMINAL IN
thread_length1.031 INCHES NOMINAL IN
fastener_length1.344 INCHES NOMINAL IN
hardness_rating58.0 ROCKWELL C MINIMUM GRIP
shoulder_length0.969 INCHES NOMINAL IN
style_designatorCOUNTERBORE UNTHREADED
thread_directionRIGHT-HAND
counterbore_depth0.172 INCHES NOMINAL IN
features_providedCASEHARDENED
shoulder_diameter0.357 INCHES MINIMUM AND 0.361 INCHES MAXIMUM IN
surface_treatmentCADMIUM OVERALL
NSN5306-00-076-9769
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 74513206 · 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: 0.156 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.344 INCHES NOMINAL IN
•
CONCENTRIC HOLE DEPTH: 1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.031 INCHES NOMINAL IN
•
HARDNESS RATING: 58.0 ROCKWELL C MINIMUM GRIP
•
STYLE DESIGNATOR: COUNTERBORE UNTHREADED
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
COUNTERBORE DEPTH: 0.172 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.156 INCHES NOMINAL IN
FASTENER LENGTH1.344 INCHES NOMINAL IN
CONCENTRIC HOLE DEPTH1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
THREAD LENGTH1.031 INCHES NOMINAL IN
HARDNESS RATING58.0 ROCKWELL C MINIMUM GRIP
STYLE DESIGNATORCOUNTERBORE UNTHREADED
NOMINAL THREAD DIAMETER0.375 INCHES IN
COUNTERBORE DEPTH0.172 INCHES NOMINAL IN
FEATURES PROVIDEDCASEHARDENED
HEAD 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 1
4513206Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 74513206?
74513206 is a BOLT,INTERNALLY RELIEVED BODY.
What parts can replace 74513206?
There is 1 known substitute for 74513206: 4513206. Substitute compatibility should be verified for your specific system.
What is the NSN for 74513206?
74513206 is cataloged in the U.S. Government catalog under NSN 5306-00-076-9769. 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.