A6-18

Machine Screw

NSN 5305-00-274-0588

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

UOM:

NIIN:

002740588

Technical Specifications of NSN

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.406 inches

Fastener Length:

1.375 inches

Head Style:

Round extended washer

Head Diameter:

0.375 inches

Head Height:

0.094 inches

Extended Washer Diameter:

0.437 inches

Extended Washer Thickness:

0.025 inches

Internal Drive Style:

Slot

Thread Diameter:

0.190 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

125000 pounds per square inch

Screw Material:

Steel

Screw Material Specification:

Qq-s-689 federal specification single material response

Screw Surface Treatment:

Cadmium or zinc

Thread Series Designator:

Unf

NSN:

5305-00-274-0588

Item Name:

Truss Head Clutch Recess Machine Screws

Cage Code:

74080

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

AN525-10-22

Cage Code:

88044

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06657

FIIG:

A500D0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Truss Head Clutch Recess Machine Screws"

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.