Model: 310726-20

Setscrew

Properties:

Thread Class

Thread Direction

Right-hand

Fastener Length

Between 1.050 inches and 1.070 inches

Head Style

Headless (setscrew)

Point Length

Between 0.100 inches and 0.140 inches

Point Diameter

Between 0.180 inches and 0.185 inches

Point Style

Dog

Internal Drive Style

Hexagon

Thread Diameter

0.375 inches

Width Across Flats

Between 0.120 inches and 0.130 inches

Thready Qty Per Inch (tpi)

Hardness Rating

35.0 rockwell c and 42.0 rockwell c

Material

Steel comp 302 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 310 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 322 or steel comp 324 or steel comp 347 or steel comp 309

Material Specification

Qq-s-763 federal specification all material responses

Thread Series Designator

Unf

NSN

5305-01-159-6186

Part Number

310726-20

Description

Setscrew

CAGE

59364

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part 310726-20 NSN 5305-01-159-6186

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06672

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:

0.1000lbs

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:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment