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Technical Data Sheet
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MS9559-09 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS9559-09: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: DOUBLE HEXAGON W/HOLE, grip_length: 0.088 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN, head_height: 0.388 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.840 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-448-9732, 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
MS9559-09
NSN: 5306-01-448-9732
NIINs: 014489732, 014974207
FSC: 5306 — Bolts
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
head_styleDOUBLE HEXAGON W/HOLE
grip_length0.088 INCHES MINIMUM AND 0.108 INCHES MAXIMUM IN
head_height0.388 INCHES NOMINAL IN
thread_class3A A
thread_length0.840 INCHES NOMINAL IN
fastener_length0.938 INCHES NOMINAL IN
hardness_rating24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.438 INCHES NOMINAL IN
end_item_identificationC-130J AIRCRAFT
NSN5306-01-448-9732
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS9559-09 · 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
•
EXTENDED WASHER THICKNESS: 0.090 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.388 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.938 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.562 INCHES NOMINAL IN
•
THREAD LENGTH: 0.840 INCHES NOMINAL IN
•
HARDNESS RATING: 24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
HEAD STYLE: DOUBLE HEXAGON W/HOLE
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.090 INCHES NOMINAL IN
HEAD HEIGHT0.388 INCHES NOMINAL IN
FASTENER LENGTH0.938 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.562 INCHES NOMINAL IN
THREAD LENGTH0.840 INCHES NOMINAL IN
HARDNESS RATING24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
HEAD STYLEDOUBLE HEXAGON W/HOLE
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA96906-MS9559-09 GOVERNMENT STANDARD
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS9559-09?
MS9559-09 is a BOLT,MACHINE.
What is the NSN for MS9559-09?
MS9559-09 is cataloged in the U.S. Government catalog under NSN 5306-01-448-9732. 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.