Model: B2A356-4C3

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.250 inches

Fastener Length

0.250 inches

Head Style

Flat chamfer

Head Diameter

Between 0.157 inches and 0.161 inches

Head Height

Between 0.096 inches and 0.099 inches

Spline Minor Diameter

Between 0.080 inches and 0.082 inches

Spline Major Diameter

Between 0.097 inches and 0.098 inches

Spline Width

0.022 inches

Internal Drive Style

Six spline

Thread Diameter

0.099 inches

Thready Qty Per Inch (tpi)

Material

Steel

Surface Treatment

Cadmium or zinc

Thread Series Designator

Unf

NSN

5305-00-616-1137

Part Number

B2A356-4C3

Description

Screw,cap,socket Head

CAGE

08664

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 B2A356-4C3 NSN 5305-00-616-1137

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

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