Model: 170A779-034

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.441 inches

Fastener Length

0.750 inches

Head Style

Flat countersunk

Head Diameter

Between 0.356 inches and 0.600 inches

Locking Feature

Pellet threads

Internal Drive Style

Hexagon

Thread Diameter

0.312 inches

Width Across Flats

0.188 inches

Thready Qty Per Inch (tpi)

Hardness Rating

32.0 rockwell c fastener and 38.0 rockwell c fastener

Countersink Angle

Between 80.0 degrees and 82.0 degrees

Material

Plastic locking feature

Material

Steel fastener

Thread Series Designator

Unc

NSN

5305-01-266-9201

Part Number

170A779-034

Description

Screw,cap,socket Head

CAGE

17454

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 170A779-034 NSN 5305-01-266-9201

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:

156600

UFC:

77670

LTL:

RATING VARIABLE

LCL:

WCC:

772

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