Model: A25-3C

Machine Screw

Properties:

Thread Direction

Right-hand

Thread Length

Between 0.410 inches and 0.490 inches

Fastener Length

Between 0.750 inches and 0.790 inches

Head Style

Hexagon

Head Height

Between 0.106 inches and 0.113 inches

Width Between Flats

Between 0.319 inches and 0.324 inches

Thread Diameter

4.7 millimeters

Thread Pitch In Millimeters

0.81

Screw Material

Stainless steel

Screw Material Specification

Bs s.114 federal standard single material response or bs s.95 federal standard single material response or bs s.94 federal standard single material response or bs s. 96 federal standard single material response

Screw Surface Treatment

Cadmium

Screw Surface Treatment Specification

D.T.D.904, fscm 05901 mfr ref single treatment response

Thread Series Designator

NSN

5305-00-437-4287

Part Number

A25-3C

Description

Screw,machine

CAGE

K7766

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 A25-3C NSN 5305-00-437-4287

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:

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