Model: M1222SN10C324NCLN

Socket Head Cap Screw

Special Features:

Locking element is a self-locking, one piece prevailing torque type element; dimensions iaw b18.3 per specification mil-dtl-1222; see specification for additional information

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.25 inches

Fastener Length

1.50 inches

Head Style

Flat fillister

Head Diameter

Between 0.921 inches and 0.938 inches

Head Height

Between 0.616 inches and 0.625 inches

Locking Feature

Self-locking locking feature

Internal Drive Style

Hexagon

Thread Diameter

0.625 inches

Width Across Flats

0.500 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

130000 pounds per square inch

Hardness Rating

24.0 rockwell c and 35.0 rockwell c fastener

Minimum Yield Strength

90000 pounds per square inch

Part Name Assigned By Controlling Agency

Socket head cap screw

Material

Nickel alloy 500 fastener

Material

Steel or plastic or stainless steel locking feature

Material Specification

Cl 1 element alloy steel per mil-f-8961 military specification 1st material response or cl 1 element high temp plastic per mil-f-8961 military specification 2nd material response or cl 2 element corrosion and heat resistant steel per mil-f-8961 military specification 3rd material response locking feature

Material Specification

Ni 500 qq-n-286 per astm f468 assn standard single material response fastener

Thread Series Designator

Unc

Specification Data

81349-mil-dtl-1222 government specification

Nondefinitive Specification/std Data

S style and n finish and 10and24 size and cand3 class and nc grade

NSN

5305-01-610-6743

Part Number

M1222SN10C324NCLN

Description

Screw,cap,socket Head

CAGE

81349

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Part M1222SN10C324NCLN NSN 5305-01-610-6743

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16282

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

096640

UFC:

50600

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 7508900000
SITC: 69975
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)