Model: 91420A428

Machine Screw

Special Features:

Number 3 drive for head

Properties:

Thread Direction

Right-hand

Thread Length

17.0 millimeters

Fastener Length

20.0 millimeters

Head Style

Flat countersunk

Head Diameter

11.0 millimeters

Internal Drive Style

Cross recess type 1

End Application

2320-01-529-2251 truck, bomb service

Thread Diameter

6.0 millimeters

Min. Tensile Strength (psi)

60000 pounds per square inch

Hardness Rating

60.0 rockwell b

Thread Pitch In Millimeters

1.0

Countersink Angle

90.0 degrees

Part Name Assigned By Controlling Agency

Flat head machine screw

Screw Material

Steel

Head Surface Treatment

Zinc

Screw Surface Treatment

Zinc

Thread Series Designator

NSN

5305-01-560-1177

Part Number

91420A428

Description

Screw,machine

CAGE

39428

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

Part 91420A428 NSN 5305-01-560-1177

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06657

FIIG:

A500D0

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:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

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Schedule B and Export

Schedule B: 8710000090
SITC: 89111
End Use: Military trucks, armored vehicles, etc.
NAICS: 336992
USDA: 1

Freight Class: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons