PartsTable
Technical Data Sheet
MIL-DTL-1222TYII GR500 SLF-LKG ✓ 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 end_item_identification: VALVE, BALL, 1.00 IPS, departure_from_cited_document: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS, criticality_code_justification: ZZZW, part_name_assigned_by_controlling_agency: SCREW, CAP, SLFLKG. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-299-6598, 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-1222TYII GR500 SLF-LKG
NSN: 5305-01-299-6598
FSC: 5305
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
end_item_identificationVALVE, BALL, 1.00 IPS
departure_from_cited_documentMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
criticality_code_justificationZZZW
part_name_assigned_by_controlling_agencySCREW, CAP, SLFLKG
NSN5305-01-299-6598
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MIL-DTL-1222TYII GR500 SLF-LKG · 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
DEPARTURE FROM CITED DESIGNATOR: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
MATERIAL: NICKEL ALLOY OVERALL
FASTENER LENGTH: 4.000 INCHES MAXIMUM IN
THREAD CLASS: 2A A
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-286 GR 500 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
DEPARTURE FROM CITED DESIGNATORMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIALNICKEL ALLOY OVERALL
FASTENER LENGTH4.000 INCHES MAXIMUM IN
THREAD CLASS2A A
NOMINAL THREAD DIAMETER0.750 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-286 GR 500 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SPECIAL FEATURESSCREW, CAP, SOCKET HEAD, SELF LOCKING (REQUESTED NAME)
THREAD QUANTITY PER INCH10
CRITICALITY CODE JUSTIFICATIONZZZX
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
MIL-DTL-1222, TY IIInterchangeable
interchangeable cross-reference
interchangeable
810-4385050 ITEM 114Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222Interchangeable
interchangeable cross-reference
interchangeable
803-4385050 PIECE 67Interchangeable
interchangeable cross-reference
interchangeable
ER2642-771-01D3Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-18240L1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-DTL-1222TYII GR500 SLF-LKG?
MIL-DTL-1222TYII GR500 SLF-LKG is a SCREW,CAP,SOCKET HEAD.
What parts can replace MIL-DTL-1222TYII GR500 SLF-LKG?
There are 31 known substitutes for MIL-DTL-1222TYII GR500 SLF-LKG: MIL-DTL-1222, TY II, 810-4385050 ITEM 114, MIL-DTL-1222 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-DTL-1222TYII GR500 SLF-LKG?
MIL-DTL-1222TYII GR500 SLF-LKG is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-299-6598. This indicates validated use in U.S. government and defense supply chains.
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