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PartsTable / COMPONENT / M1222RN8C224GCNZE
M1222RN8C224GCNZE ✓ 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: 0.312 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.250 INCHES NOMINAL IN, fastener_length: 1.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-174-9462, 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
M1222RN8C224GCNZE
NSN: 5305-00-174-9462
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_height0.312 INCHES NOMINAL IN
thread_class2A A
thread_length1.250 INCHES NOMINAL IN
fastener_length1.500 INCHES NOMINAL IN
hardness_rating80.0 ROCKWELL B MINIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats0.750 INCHES MAXIMUM IN
minimum_yield_strength55000 POUNDS PER SQUARE INCH LBS
nominal_thread_diameter0.500 INCHES IN
NSN5305-00-174-9462
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: M1222RN8C224GCNZE · 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
•
HEAD STYLE: HEXAGON
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM OVERALL
•
THREAD QUANTITY PER INCH: 13
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
WIDTH BETWEEN FLATS: 0.750 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HEAD HEIGHT: 0.312 INCHES NOMINAL IN
•
MINIMUM TENSILE STRENGTH: 75000 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEHEXAGON
HARDNESS RATING80.0 ROCKWELL B MINIMUM OVERALL
THREAD QUANTITY PER INCH13
NOMINAL THREAD DIAMETER0.500 INCHES IN
WIDTH BETWEEN FLATS0.750 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HEAD HEIGHT0.312 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTH75000 POUNDS PER SQUARE INCH LBS
THREAD CLASS2A A
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A307,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
65-7-20Interchangeable
interchangeable cross-reference
interchangeable
FF-S-85 TY II STY 10P GR 2Interchangeable
interchangeable cross-reference
interchangeable
MILB857TYPE2GRADE2Interchangeable
interchangeable cross-reference
interchangeable
SL-8504 PIECE 28Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222JInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M1222RN8C224GCNZE?
M1222RN8C224GCNZE is a SCREW,CAP,HEXAGON HEAD.
What parts can replace M1222RN8C224GCNZE?
There are 18 known substitutes for M1222RN8C224GCNZE: 65-7-20, FF-S-85 TY II STY 10P GR 2, MILB857TYPE2GRADE2 and 15 more. Substitute compatibility should be verified for your specific system.
Is M1222RN8C224GCNZE still available?
M1222RN8C224GCNZE 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