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Technical Data Sheet
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581568-1 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

581568-1: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1018 OR STEEL COMP 1020 OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.500 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.250 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-095-7922, 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
581568-1
NSN: 5306-01-095-7922
FSC: 5306 — Bolts
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialSTEEL COMP 1018 OR STEEL COMP 1020 OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.500 INCHES NOMINAL IN
thread_class2A A
thread_length1.250 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES OVERALL
fastener_length6.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5306-01-095-7922
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 581568-1 · 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: 125.0 MICROINCHES OVERALL
•
EXTENDED WASHER THICKNESS: 0.120 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.500 INCHES NOMINAL IN
•
FASTENER LENGTH: 6.750 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 CL2 TY2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 1.250 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A108 COLD FINISHED ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES OVERALL
EXTENDED WASHER THICKNESS0.120 INCHES NOMINAL IN
HEAD HEIGHT0.500 INCHES NOMINAL IN
FASTENER LENGTH6.750 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 CL2 TY2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH1.250 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 COLD FINISHED ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEHEXAGON EXTENDED WASHER
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

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 581568-1?
581568-1 is a BOLT,MACHINE.
What is the NSN for 581568-1?
581568-1 is cataloged in the U.S. Government catalog under NSN 5306-01-095-7922. This indicates validated use in U.S. government and defense supply chains.
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