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6526-10-801-9101 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6526-10-801-9101: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGONHEXAGON, head_height: 0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN, thread_class: 3A3A, thread_length: 1.050 INCHES NOMINAL1.050 INCHES NOMINAL IN, surface_finish: 32.0 MICROINCHES GRIP32.0 MICROINCHES GRIP. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-144-6065, 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
6526-10-801-9101
NSN: 5306-01-144-6065
FSC: 5306 — Bolts
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGONHEXAGON
head_height0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
thread_class3A3A
thread_length1.050 INCHES NOMINAL1.050 INCHES NOMINAL IN
surface_finish32.0 MICROINCHES GRIP32.0 MICROINCHES GRIP
fastener_length5.140 INCHES NOMINAL5.140 INCHES NOMINAL IN
thread_directionRIGHT-HANDRIGHT-HAND
surface_treatmentCADMIUM THREADSCADMIUM THREADS
width_between_flats1.801 INCHES MINIMUM AND 1.801 INCHES MINIMUM AND 1.815 INCHES MAXIMUM1.815 INCHES MAXIMUM IN
nominal_thread_diameter1.250 INCHES1.250 INCHES IN
thread_quantity_per_inch1212
NSN5306-01-144-6065
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6526-10-801-9101 · 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
•
SURFACE FINISH: 32.0 MICROINCHES GRIP32.0 MICROINCHES GRIP
•
HEAD HEIGHT: 0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
•
FASTENER LENGTH: 5.140 INCHES NOMINAL5.140 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-STD-865 MIL SPEC SINGLE TREATMENT RESPONSE HEADMIL-STD-865 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
•
THREAD LENGTH: 1.050 INCHES NOMINAL1.050 INCHES NOMINAL IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.141 INCHES MINIMUM AND 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM ALL HOLES0.151 INCHES MAXIMUM ALL HOLES IN
•
NOMINAL THREAD DIAMETER: 1.250 INCHES1.250 INCHES IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES GRIP32.0 MICROINCHES GRIP
HEAD HEIGHT0.625 INCHES NOMINAL0.625 INCHES NOMINAL IN
FASTENER LENGTH5.140 INCHES NOMINAL5.140 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-865 MIL SPEC SINGLE TREATMENT RESPONSE HEADMIL-STD-865 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-865 MIL SPEC SINGLE TREATMENT RESPONSE THREADSMIL-STD-865 MIL SPEC SINGLE TREATMENT RESPONSE THREADS
THREAD LENGTH1.050 INCHES NOMINAL1.050 INCHES NOMINAL IN
SHANK UNTHREADED HOLE DIAMETER0.141 INCHES MINIMUM AND 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM ALL HOLES0.151 INCHES MAXIMUM ALL HOLES IN
NOMINAL THREAD DIAMETER1.250 INCHES1.250 INCHES IN
HEAD STYLEHEXAGONHEXAGON
THREAD DIRECTIONRIGHT-HANDRIGHT-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

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
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FREQUENTLY ASKED QUESTIONS
What is 6526-10-801-9101?
6526-10-801-9101 is a BOLT,MACHINE.
What is the NSN for 6526-10-801-9101?
6526-10-801-9101 is cataloged in the U.S. Government catalog under NSN 5306-01-144-6065. 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.