Model: DIN7991-M16X40-8.8-A3C

Socket Head Cap Screw

Properties:

Thread Direction

Right-hand

Thread Length

33.5 millimeters

Fastener Length

Between 39.5 millimeters and 40.5 millimeters

Head Style

Flat countersunk

Head Diameter

Between 29.01 millimeters and 33.60 millimeters

Internal Drive Style

Hexagon

Thread Diameter

16.0 millimeters

Width Across Flats

10.0 millimeters

Min. Tensile Strength (psi)

113784 pounds per square inch

Thread Pitch In Millimeters

2.0

External Thread Tolerance Class

Countersink Angle

Between 90.0 degrees and 92.0 degrees

Material

Steel property class 8.8

Material Specification

Iso 898-1 national specification single material response

Surface Treatment

Zinc and chromate

Surface Treatment Specification

Iso 4042 national specification single treatment response

Thread Series Designator

NSN

5305-01-466-2658

Part Number

DIN7991-M16X40-8.8-A3C

Description

Screw,cap,socket Head

CAGE

D8286

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 DIN7991-M16X40-8.8-A3C NSN 5305-01-466-2658

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:

0.2000lbs

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