PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2018091
2018091 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, grip_length: 2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN, head_height: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.374 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN, fastener_length: 3.391 INCHES MINIMUM AND 3.438 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-150-9880, 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
2018091
NSN: 5306-00-150-9880
FSC: 5306
CAGE: 001JK — EMBRAER S.A. (BRA)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
head_styleHEXAGON
grip_length2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN
head_height0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
thread_class3A A
thread_length0.374 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
fastener_length3.391 INCHES MINIMUM AND 3.438 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentCADMIUM OVERALL
width_between_flats0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
NSN5306-00-150-9880
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2018091 · 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
•
GRIP LENGTH: 2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN
•
WIDTH BETWEEN FLATS: 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
•
HEAD STYLE: HEXAGON
•
THREAD CLASS: 3A A
•
MATERIAL: STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
•
THREAD LENGTH: 0.374 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
•
THREAD SERIES DESIGNATOR: UNF
•
FEATURES PROVIDED: FINISHED HEAD
TECHNICAL CHARACTERISTICS (FLIS)
GRIP LENGTH2.984 INCHES MINIMUM AND 3.016 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
HEAD STYLEHEXAGON
THREAD CLASS3A A
MATERIALSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
THREAD LENGTH0.374 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
THREAD SERIES DESIGNATORUNF
FEATURES PROVIDEDFINISHED HEAD
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR AMS 6300 ASSN STD 6TH MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
890352Interchangeable
interchangeable cross-reference
interchangeable
SM-D-586451Interchangeable
interchangeable cross-reference
interchangeable
094-2263Interchangeable
interchangeable cross-reference
interchangeable
AN3-33AInterchangeable
Same NIIN cross-reference
interchangeable
5306PL1494373Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2018091?
2018091 is a BOLT,MACHINE.
What parts can replace 2018091?
There are 5 known substitutes for 2018091: 890352, SM-D-586451, 094-2263 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2018091?
2018091 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-150-9880. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026