PartsTable
Technical Data Sheet
Download PDF

68665-8-2 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

68665-8-2: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: ROUND W/WRENCH FLATS, head_height: 0.270 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.900 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, thread_length: 0.595 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-182-9518, 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
68665-8-2
NSN: 5306-00-182-9518
FSC: 5306 — Bolts
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleROUND W/WRENCH FLATS
head_height0.270 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.900 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
thread_length0.595 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length8.644 INCHES MINIMUM AND 8.665 INCHES MAXIMUM IN
hardness_rating50.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length7.889 INCHES MINIMUM AND 7.900 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.6200 INCHES MINIMUM AND 0.6230 INCHES MAXIMUM FIRST SHOULDER IN
NSN5306-00-182-9518
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 68665-8-2 · 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: 0.270 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
•
FASTENER LENGTH: 8.644 INCHES MINIMUM AND 8.665 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 7.889 INCHES MINIMUM AND 7.900 INCHES MAXIMUM FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
•
SHOULDER DIAMETER: 0.6200 INCHES MINIMUM AND 0.6230 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.595 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
HARDNESS RATING: 50.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.270 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN
FASTENER LENGTH8.644 INCHES MINIMUM AND 8.665 INCHES MAXIMUM IN
SHOULDER LENGTH7.889 INCHES MINIMUM AND 7.900 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
SHOULDER DIAMETER0.6200 INCHES MINIMUM AND 0.6230 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.595 INCHES MINIMUM AND 0.615 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
HARDNESS RATING50.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM OVERALL
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 68665-8-2?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 68665-8-2?
68665-8-2 is a BOLT,SHOULDER.
What is the NSN for 68665-8-2?
68665-8-2 is cataloged in the U.S. Government catalog under NSN 5306-00-182-9518. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 68665-8-2

✓ 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.