Model: 42807C39

Round Self-locking Nut

Properties:

Thread Class

Thread Pitch Diameters

+1.2094/+1.2144 inches

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Nut Style

Round

Nut Diameter

1.937 inches

Nut Thickness

0.380 inches

Drive Point Quantity

Drive Point Diameter

0.196 inches

End Application

C-141 aircraft: starlifter

Thread Series

Thready Qty Per Inch (tpi)

Hardness Rating

Between 28.0 rockwell c and 35.0 rockwell c

Thread Size

1.250 inches

Bearing Surface Finish

125.0 microinches

Part Name Assigned By Controlling Agency

Locknut-extend stop

Material

Steel comp 4140

Material Specification

Mil-s-5626 military specification single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type ii, cl 3 federal specification single treatment response

NSN

5310-01-482-1547

Part Number

42807C39

Description

Nut,self-locking,round

CAGE

82402

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes collar, pin-rivet, threaded; insert, screw thread; nut (1), sleeve; nut(1), plain, cap; and turnbuckle body.

Part 42807C39 NSN 5310-01-482-1547

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15895

FIIG:

A021A0

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel