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Technical Data Sheet
PartsTable / COMPONENT / 5-16 18X1 1-4IN
5-16 18X1 1-4IN ✓ 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 material: STEEL OVERALL, head_style: SQUARE, head_height: 0.186 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.875 INCHES MINIMUM IN, fastener_length: 1.210 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-884-8785, 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
5-16 18X1 1-4IN
NSN: 5306-00-884-8785
FSC: 5306
CAGE: 47562 — GAGE CO THE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleSQUARE
head_height0.186 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
thread_class2A A
thread_length0.875 INCHES MINIMUM IN
fastener_length1.210 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN
hardness_rating70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentZINC OVERALL
width_between_flats0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
minimum_yield_strength36000 POUNDS PER SQUARE INCH LBS
NSN5306-00-884-8785
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5-16 18X1 1-4IN · 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
•
THREAD DIRECTION: RIGHT-HAND
•
FASTENER LENGTH: 1.210 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.875 INCHES MINIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
MINIMUM YIELD STRENGTH: 36000 POUNDS PER SQUARE INCH LBS
•
SURFACE TREATMENT: ZINC OVERALL
•
HARDNESS RATING: 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH1.210 INCHES MINIMUM AND 1.270 INCHES MAXIMUM IN
THREAD LENGTH0.875 INCHES MINIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
MINIMUM YIELD STRENGTH36000 POUNDS PER SQUARE INCH LBS
SURFACE TREATMENTZINC OVERALL
HARDNESS RATING70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
THREAD QUANTITY PER INCH18
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
111195Upgraded Successor
successor cross-reference
successor
FF-B-575Upgraded Successor
successor cross-reference
successor
V80AUpgraded Successor
successor cross-reference
successor
1103024Upgraded Successor
successor cross-reference
successor
0904935-4Upgraded Successor
successor cross-reference
successor
MS35355-127Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5-16 18X1 1-4IN?
5-16 18X1 1-4IN is a BOLT,MACHINE.
What parts can replace 5-16 18X1 1-4IN?
There are 21 known substitutes for 5-16 18X1 1-4IN: 111195, FF-B-575, V80A and 18 more. Substitute compatibility should be verified for your specific system.
Is 5-16 18X1 1-4IN still available?
5-16 18X1 1-4IN is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026