Model: MIL-DTL-1222

Machine Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.000 inches

Fastener Length

2.875 inches

Head Style

Hexagon

Head Height

Between 0.195 inches and 0.211 inches

Width Between Flats

Between 0.484 inches and 0.500 inches

Thread Diameter

0.312 inches

Features Provided

Unfinished head

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

120000 pounds per square inch

Hardness Rating

23.0 rockwell c and 34.0 rockwell c

Material Specification

Aisi assn standard all material responses

Thread Series Designator

Unc

Nondefinitive Specification/std Data

1 type and 5 grade

Departure From Cited Designator

As modified by thread length

NSN

5306-00-558-6306

Part Number

MIL-DTL-1222

Description

Bolt,machine

CAGE

81349

Part MIL-DTL-1222 NSN 5306-00-558-6306

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01847

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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