PartsTable
Technical Data Sheet
MIL-DTL-1222 TYPE II GR500 ✓ 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: NICKEL ALLOY OVERALL, thread_class: 3A A, fastener_length: 0.750 INCHES MAXIMUM IN, special_features: SCREW, CAP, SOCKET HEAD, SELF LOCKING (REQUESTED NAME), end_item_identification: TRASH EJECTOR ASSY, nominal_thread_diameter: 0.312 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-334-0522, 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
MIL-DTL-1222 TYPE II GR500
NSN: 5305-01-334-0522
FSC: 5305
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
thread_class3A A
fastener_length0.750 INCHES MAXIMUM IN
special_featuresSCREW, CAP, SOCKET HEAD, SELF LOCKING (REQUESTED NAME)
end_item_identificationTRASH EJECTOR ASSY
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNRC
criticality_code_justificationZZZX
departure_from_cited_designatorMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
material_document_and_classificationQQ-N-286 GR500 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5305-01-334-0522
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MIL-DTL-1222 TYPE II GR500 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
595-6401267 ITEM 114Interchangeable
interchangeable cross-reference
interchangeable
SIZE 0.312-18UNRC-3A X 0.750L1Interchangeable
interchangeable cross-reference
interchangeable
SIZE 0.312-18UNRC-3A X 0.750Interchangeable
interchangeable cross-reference
interchangeable
0.500-20UNF-2AX2.00 NICUALInterchangeable
interchangeable cross-reference
interchangeable
709-8500409Interchangeable
interchangeable cross-reference
interchangeable
709-8500409 ITEM 34-2EInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-DTL-1222 TYPE II GR500?
MIL-DTL-1222 TYPE II GR500 is a SCREW,CAP,SOCKET HEAD.
What parts can replace MIL-DTL-1222 TYPE II GR500?
There are 19 known substitutes for MIL-DTL-1222 TYPE II GR500: 595-6401267 ITEM 114, SIZE 0.312-18UNRC-3A X 0.750L1, SIZE 0.312-18UNRC-3A X 0.750 and 16 more. Substitute compatibility should be verified for your specific system.
Is MIL-DTL-1222 TYPE II GR500 still available?
MIL-DTL-1222 TYPE II GR500 is currently cancelled.
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