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9S8890 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

9S8890: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, head_height: 0.605 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.889 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, fastener_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-026-9992, 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
9S8890
NSN: 5306-01-026-9992
FSC: 5306 — Bolts
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON EXTENDED WASHER
head_height0.605 INCHES NOMINAL IN
thread_class3A A
thread_length0.889 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
fastener_length1.000 INCHES NOMINAL IN
special_featuresFINISH COLOR BLACK
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.626 INCHES NOMINAL IN
nominal_thread_diameter0.625 INCHES IN
extended_washer_diameter0.928 INCHES NOMINAL IN
NSN5306-01-026-9992
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 9S8890 · 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: 0.222 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.605 INCHES NOMINAL IN
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.928 INCHES NOMINAL IN
•
THREAD LENGTH: 0.889 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: DOUBLE HEXAGON EXTENDED WASHER
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.222 INCHES NOMINAL IN
HEAD HEIGHT0.605 INCHES NOMINAL IN
FASTENER LENGTH1.000 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.928 INCHES NOMINAL IN
THREAD LENGTH0.889 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.625 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.626 INCHES NOMINAL 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 1
9S8890-00Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 9S8890?
9S8890 is a BOLT,MACHINE.
What parts can replace 9S8890?
There is 1 known substitute for 9S8890: 9S8890-00. Substitute compatibility should be verified for your specific system.
What is the NSN for 9S8890?
9S8890 is cataloged in the U.S. Government catalog under NSN 5306-01-026-9992. 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.