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599808 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

599808: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, head_style: HEXAGON, head_height: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-080-8927, 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
599808
NSN: 5306-00-080-8927
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OVERALL
head_styleHEXAGON
head_height0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
thread_class3A A
thread_length0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
hardness_rating30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM FIRST SHOULDER IN
width_between_flats0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
NSN5306-00-080-8927
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 599808 · 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: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM FIRST SHOULDER IN
•
SHOULDER DIAMETER: 0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
•
SHANK UNTHREADED HOLE DIAMETER: 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
FASTENER LENGTH0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN
SHOULDER LENGTH0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES 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 599808?
599808 is a BOLT,SHOULDER.
What is the NSN for 599808?
599808 is cataloged in the U.S. Government catalog under NSN 5306-00-080-8927. 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.