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Technical Data Sheet
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R585P18U — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

R585P18U: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include head_style: DOUBLE HEXAGON W/HOLE, grip_length: 0.376 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN, head_height: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.874 INCHES MINIMUM AND 0.926 INCHES MAXIMUM IN, fastener_length: 1.302 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-152-7522, 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
R585P18U
NSN: 5306-01-152-7522
FSC: 5306 — Bolts
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
head_styleDOUBLE HEXAGON W/HOLE
grip_length0.376 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
head_height0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_class3A A
thread_length0.874 INCHES MINIMUM AND 0.926 INCHES MAXIMUM IN
fastener_length1.302 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
nominal_thread_diameter0.3125 INCHES IN
extended_washer_diameter0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
thread_quantity_per_inch24
NSN5306-01-152-7522
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: R585P18U · 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: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.302 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
•
EXTENDED WASHER DIAMETER: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.874 INCHES MINIMUM AND 0.926 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.3125 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: DOUBLE HEXAGON W/HOLE
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
HEAD HEIGHT0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
FASTENER LENGTH1.302 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
EXTENDED WASHER DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
THREAD LENGTH0.874 INCHES MINIMUM AND 0.926 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.3125 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEDOUBLE HEXAGON W/HOLE
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.376 INCHES MINIMUM AND 0.438 INCHES MAXIMUM 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R585P18U?
R585P18U is a BOLT,MACHINE.
What is the NSN for R585P18U?
R585P18U is cataloged in the U.S. Government catalog under NSN 5306-01-152-7522. 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.