PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-1222 TYPE IIScrew,cap,socket Head

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5305-01-642-0502 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-642-0502 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-642-0502. Primary manufacturer part number: MIL-DTL-1222 TYPE II.
Features
  • Screw,cap,socket Head — FSC 5305
  • Departure From Cited Designator: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
  • Criticality Code Justification: ZZZX
  • 10 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-642-0502, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-642-0502
Primary Part NumberMIL-DTL-1222 TYPE II
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Departure From Cited DesignatorMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Criticality Code JustificationZZZX
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5305-01-338-9758 INTERCHANGEABLE
Screw,machine
5305-01-339-9560 INTERCHANGEABLE
Screw,cap,socket Head
5305-01-406-8548 INTERCHANGEABLE
Screw,cap,socket Head
5305-01-423-8881 INTERCHANGEABLE
Screw,cap,socket Head
5305-01-425-7874 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-426-3158 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-429-5654 INTERCHANGEABLE
Screw,cap,socket Head
5305-01-544-9792 INTERCHANGEABLE
Screw,cap,socket Head
5305-01-545-0118 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-545-0168 INTERCHANGEABLE
Screw,cap,socket Head
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-1222 TYPE II Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-1222 TYPE IIL1 Naval Inventory Control Point Mechanicsburg (USA)
0.750-10UNC-3AX1.500LG STL Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
G547-0002-264140501-0119L1 Naval Inventory Control Point Mechanicsburg (USA)
G547-0002-264140501-0119 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
7550478-264140501-0119L1 Naval Inventory Control Point Mechanicsburg (USA)
264140501-0119L1 Naval Inventory Control Point Mechanicsburg (USA)
264140501-0119 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
7550478-264140501-0119 Naval Sea Systems Command (USA)
0.750-10UNC-3AX1.500LG STLL1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5305-01-338-9758INTERCHANGEABLE
SCREW,MACHINE
5305-01-339-9560INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-01-406-8548INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-01-423-8881INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-01-425-7874INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-426-3158INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-429-5654INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-01-544-9792INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-01-545-0118INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-545-0168INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-01-657-0405INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD

Frequently Asked Questions

What is NSN 5305-01-642-0502?

NSN 5305-01-642-0502 is a Screw,cap,socket Head, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-642-0502?

NSN 5305-01-642-0502 has 10 cross-referenced part numbers: MIL-DTL-1222 TYPE II (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-1222 TYPE IIL1 (Naval Inventory Control Point Mechanicsburg), 0.750-10UNC-3AX1.500LG STL (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), G547-0002-264140501-0119L1 (Naval Inventory Control Point Mechanicsburg), G547-0002-264140501-0119 (Electric Boat Corporation Div General Dynamics Electric Boat) and 5 more.

What NSN replaces 5305-01-642-0502?

There are 11 known substitutes for 5305-01-642-0502: 5305-01-338-9758, 5305-01-339-9560, 5305-01-406-8548 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-1222 TYPE II?

Key specifications for MIL-DTL-1222 TYPE II: Departure From Cited Designator: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS; Criticality Code Justification: ZZZX. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com