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Technical Data Sheet

MIL-DTL-1222 TYPE IID4 — Technical Data Sheet

✓ 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 special_features: QUALITY ASSURANCE TESTED AND CERTIFIED FOR DEEP SUBMERGEN, criticality_code_justification: ZZZY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5305-01-657-0405, 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 IID4
NSN: 5305-01-657-0405
FSC: 5305
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
special_featuresQUALITY ASSURANCE TESTED AND CERTIFIED FOR DEEP SUBMERGEN
criticality_code_justificationZZZY
NSN5305-01-657-0405
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MIL-DTL-1222 TYPE IID4 · 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
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZY
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESQUALITY ASSURANCE TESTED AND CERTIFIED FOR DEEP SUBMERGEN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
CRITICALITY CODE JUSTIFICATIONZZZY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
803-5001003 PIECE NO. 156InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-DTL-1222 TYPE IIL1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
QQ-N-286 GRADE 500InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
6405215 FN 17InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
6405215 FN 17L1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-DTL-1222 TYPE IIInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-DTL-1222 TYPE IID4?
MIL-DTL-1222 TYPE IID4 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace MIL-DTL-1222 TYPE IID4?
There are 28 known substitutes for MIL-DTL-1222 TYPE IID4: 803-5001003 PIECE NO. 156, MIL-DTL-1222 TYPE IIL1, QQ-N-286 GRADE 500 and 25 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-DTL-1222 TYPE IID4?
MIL-DTL-1222 TYPE IID4 is cataloged in the Federal Logistics Information System under NSN 5305-01-657-0405. This indicates validated use in U.S. government and defense supply chains.
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