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PartsTable / COMPONENT / FF-S-86 REVISION C
FF-S-86 REVISION 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: 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, thread_length: 0.734 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-604-0041, 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 REVISION C
NSN: 5305-00-604-0041
FSC: 5305
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
thread_length0.734 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
fastener_length0.845 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
hardness_rating38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
internal_drive_styleHEXAGON
NSN5305-00-604-0041
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FF-S-86 REVISION 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
•
SPECIFICATION/STANDARD DATA: 80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
•
THREAD SERIES DESIGNATOR: UNRC
•
HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
•
WIDTH ACROSS FLATS: 0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 20
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
THREAD SERIES DESIGNATORUNRC
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
WIDTH ACROSS FLATS0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH20
FASTENER LENGTH0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
10396757Interchangeable
interchangeable cross-reference
interchangeable
9838084Interchangeable
Same NIIN cross-reference
interchangeable
11KP640Interchangeable
Same NIIN cross-reference
interchangeable
5305009838084Interchangeable
Same NIIN cross-reference
interchangeable
6300765-60Interchangeable
Same NIIN cross-reference
interchangeable
6300799-4-12Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-S-86 REVISION C?
FF-S-86 REVISION C is a SCREW,CAP,SOCKET HEAD.
What parts can replace FF-S-86 REVISION C?
There are 6 known substitutes for FF-S-86 REVISION C: 10396757, 9838084, 11KP640 and 3 more. Substitute compatibility should be verified for your specific system.
Is FF-S-86 REVISION C still available?
FF-S-86 REVISION C 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