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Technical Data Sheet
PartsTable / COMPONENT / M1222RN8C224GFNZE
M1222RN8C224GFNZE ✓ 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,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.286 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, fastener_length: 1.440 INCHES MINIMUM AND 1.500 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 5305-01-281-7813, 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
M1222RN8C224GFNZE
NSN: 5305-01-281-7813
FSC: 5305
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
thread_class2A A
thread_length1.286 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
fastener_length1.440 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentZINC AND CHROMATE OVERALL
width_between_flats0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch13
NSN5305-01-281-7813
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: M1222RN8C224GFNZE · 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
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
WIDTH BETWEEN FLATS: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
•
THREAD DIRECTION: RIGHT-HAND
•
HEAD STYLE: HEXAGON
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 5 GRADE
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
SURFACE TREATMENT: ZINC AND CHROMATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.500 INCHES IN
WIDTH BETWEEN FLATS0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
HEAD STYLEHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 5 GRADE
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD QUANTITY PER INCH13
FEATURES PROVIDEDFINISHED HEAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
1200100Interchangeable
interchangeable cross-reference
interchangeable
300/240/480Interchangeable
interchangeable cross-reference
interchangeable
300MDL15CInterchangeable
interchangeable cross-reference
interchangeable
500-0633Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222Interchangeable
Same NIIN cross-reference
interchangeable
MIL-S-1222Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M1222RN8C224GFNZE?
M1222RN8C224GFNZE is a SCREW,CAP,HEXAGON HEAD.
What parts can replace M1222RN8C224GFNZE?
There are 7 known substitutes for M1222RN8C224GFNZE: 1200100, 300/240/480, 300MDL15C and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M1222RN8C224GFNZE?
M1222RN8C224GFNZE is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-281-7813. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026