Model: EC12339207

Recessed And Stepped Stud

Special Features:

Nut end shoulder tapers 45 deg.Min and 60 deg.Max and 0.410 in.Long

Properties:

Thread Class

2a nut thread

Thread Class

2a stud thread

Thread Direction

Right-hand nut thread

Thread Direction

Right-hand stud thread

Thread Length

1.150 inches stud thread and 1.310 inches stud thread

Thread Length

0.850 inches nut thread and 0.910 inches nut thread

Overall Length

3.730 mils and 3.790 centimeters

End Application

Mrap - common nsn - used on mrap no permanent wsdc identified and 2 other weapon systems

Thready Qty Per Inch (tpi)

11 stud thread

Thready Qty Per Inch (tpi)

20 nut thread

Hardness Rating

Between 32.0 rockwell c and 38.0 rockwell c

Thread Size

0.500 inches nut thread

Thread Size

0.625 inches stud thread

Material

Steel comp 4140 or steel comp 8640

Material Specification

Astm a322 assn standard all material responses

Surface Treatment

Phosphate

Surface Treatment Specification

Gm 4435-m, code a fscm 34623 mfr ref single treatment response

Thread Series Designator

Unc stud thread

Thread Series Designator

Unf nut thread

NSN

5307-01-188-1229

Part Number

EC12339207

Description

Stud,recessed And Stepped

CAGE

34623

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends on which the nominal diameter of one threaded section is greater than the other. The unthreaded section must have more than one diameter, none of which may be larger than the maximum major diameter of the larger thread. It may be thread relieved. Excludes items with tapered threads.

Part EC12339207 NSN 5307-01-188-1229

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15943

FIIG:

A051A0

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:

0.3000lbs

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8710000090
SITC: 89111
End Use: Military trucks, armored vehicles, etc.
NAICS: 336992
USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons