PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M1222RN12C236GFLNScrew,cap,hexagon Head

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5305-01-185-1895 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-185-1895 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-185-1895. Primary manufacturer part number: M1222RN12C236GFLN.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Quantity Per Inch: 10
  • Nominal Thread Diameter: 0.750 INCHES IN
  • Locking Feature: STRIP THREADS
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Direction: RIGHT-HAND
  • Thread Length: 2.250 INCHES NOMINAL IN
  • Thread Class: 2A A
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-185-1895, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 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
NSN5305-01-185-1895
Primary Part NumberM1222RN12C236GFLN
Item NameScrew,cap,hexagon 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
Thread Quantity Per Inch10
Nominal Thread Diameter0.750 INCHES IN
Locking FeatureSTRIP THREADS
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Thread Length2.250 INCHES NOMINAL IN
Thread Class2A A
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4030-00-242-5575 INTERCHANGEABLE
Shackle
4470-01-098-9495 INTERCHANGEABLE
Handling Gear Assembly
5305-01-185-1896250-4642241PC23 INTERCHANGEABLE
Screw,cap,hexagon Head
Naval Ship Systems Command
5315-01-185-1903 INTERCHANGEABLE
Pin,cotter
4470-01-185-1909 INTERCHANGEABLE
Lifting Adapter Assembly
4470-01-185-1910 INTERCHANGEABLE
Link Assembly
4470-01-185-1911 INTERCHANGEABLE
Jacking Assembly
4470-01-185-1912 INTERCHANGEABLE
Arm Assembly,pivot
4470-01-186-5651 INTERCHANGEABLE
Ring,hoist
4470-01-186-5670 INTERCHANGEABLE
Link,hoisting
Cross-Reference Index
Part NumberManufacturer
M1222RN12C236GFLN Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
250-4642241 PIECE 22 Naval Ship Systems Command (USA)
60-02-2238 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
MIL-DTL-1222 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M1222RN12C236GFN Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
87725-3601 PIECE 22 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
250-4642241 Naval Ship Systems Command (USA)
Related Parts
4030-00-242-5575INTERCHANGEABLE
SHACKLE
4470-01-098-9495INTERCHANGEABLE
HANDLING GEAR ASSEMBLY
5305-01-185-1896INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
250-4642241PC23
5315-01-185-1903INTERCHANGEABLE
PIN,COTTER
4470-01-185-1909INTERCHANGEABLE
LIFTING ADAPTER ASSEMBLY
4470-01-185-1910INTERCHANGEABLE
LINK ASSEMBLY
4470-01-185-1911INTERCHANGEABLE
JACKING ASSEMBLY
4470-01-185-1912INTERCHANGEABLE
ARM ASSEMBLY,PIVOT
4470-01-186-5651INTERCHANGEABLE
RING,HOIST
4470-01-186-5670INTERCHANGEABLE
LINK,HOISTING
5340-01-186-5764INTERCHANGEABLE
PAD EYE

Frequently Asked Questions

What is NSN 5305-01-185-1895?

NSN 5305-01-185-1895 is a Screw,cap,hexagon 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 5305-01-185-1895?

NSN 5305-01-185-1895 has 7 cross-referenced part numbers: M1222RN12C236GFLN (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 250-4642241 PIECE 22 (Naval Ship Systems Command), 60-02-2238 (Electric Boat Corporation Div General Dynamics Electric Boat), MIL-DTL-1222 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M1222RN12C236GFN (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.

What NSN replaces 5305-01-185-1895?

There are 11 known substitutes for 5305-01-185-1895: 4030-00-242-5575, 4470-01-098-9495, 5305-01-185-1896 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M1222RN12C236GFLN?

Key specifications for M1222RN12C236GFLN: Thread Quantity Per Inch: 10; Nominal Thread Diameter: 0.750 INCHES IN; Locking Feature: STRIP THREADS; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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