Model: BM170-4

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.253 inches and 0.345 inches

Fastener Length

Between 0.315 inches and 0.345 inches

Head Style

Flat chamfer

Head Diameter

Between 0.214 inches and 0.223 inches

Head Height

Between 0.133 inches and 0.138 inches

Hole Diameter

Between 0.029 inches and 0.033 inches

Internal Drive Style

Hexagon

Thread Diameter

0.138 inches

Width Across Flats

0.109 inches

Hole Quantity

Hole Type

Drilled

Thready Qty Per Inch (tpi)

Hole Configuration Style

Round

Material

Steel

Surface Treatment

Cadmium

Surface Treatment Specification

Ps100-2 cagec k0648 mfr ref single treatment response

Thread Series Designator

Unc

NSN

5305-00-167-6720

Part Number

BM170-4

Description

Screw,cap,socket Head

CAGE

K0654

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 BM170-4 NSN 5305-00-167-6720

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

096640

UFC:

50600

LTL:

70.0

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