PartsTable
Technical Data Sheet
PartsTable / COMPONENT / FF-S-86 REVISON C
FF-S-86 REVISON C ✓ 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 SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN, thread_length: 1.440 INCHES MINIMUM AND 1.813 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-983-5340, 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
FF-S-86 REVISON C
NSN: 5305-00-983-5340
FSC: 5305
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
thread_length1.440 INCHES MINIMUM AND 1.813 INCHES MAXIMUM IN
fastener_length3.440 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
NSN5305-00-983-5340
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FF-S-86 REVISON C · 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 QUANTITY PER INCH: 16
•
HEAD HEIGHT: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
MINIMUM TENSILE STRENGTH: 160000 POUNDS PER SQUARE INCH LBS
•
HEAD STYLE: FLAT CHAMFER
•
INTERNAL DRIVE STYLE: HEXAGON
•
THREAD CLASS: 3A A
•
MINIMUM YIELD STRENGTH: 130000 POUNDS PER SQUARE INCH LBS
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH16
HEAD HEIGHT0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH LBS
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
THREAD CLASS3A A
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH LBS
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
NONDEFINITIVE SPEC/STD DATA6 TYPE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
5493Interchangeable
interchangeable cross-reference
interchangeable
710856-006Interchangeable
interchangeable cross-reference
interchangeable
710856-6Interchangeable
interchangeable cross-reference
interchangeable
6700190050Interchangeable
interchangeable cross-reference
interchangeable
5509415G40Interchangeable
interchangeable cross-reference
interchangeable
3130-5000-93Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy FF-S-86 REVISON C?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is FF-S-86 REVISON C?
FF-S-86 REVISON C is a SCREW,CAP,SOCKET HEAD.
What parts can replace FF-S-86 REVISON C?
There are 14 known substitutes for FF-S-86 REVISON C: 5493, 710856-006, 710856-6 and 11 more. Substitute compatibility should be verified for your specific system.
Is FF-S-86 REVISON C still available?
FF-S-86 REVISON C is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — FF-S-86 REVISON C

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026