Model: 521627

Socket Head Cap Screw

Special Features:

Slot in shank end 0.015 in. Min 0.025 in. Max w 0.260 in. Max depth

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.466 inches

Fastener Length

Between 1.428 inches and 1.448 inches

Head Style

Fillister

Head Diameter

Between 0.365 inches and 0.385 inches

Head Height

Between 0.240 inches and 0.260 inches

Locking Feature

Patch threads or pellet threads or strip threads

Internal Drive Style

Slot

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Hardness Rating

35.0 rockwell c and 40.0 rockwell c

Material

Steel comp 8740

Material Specification

Ams 6322 assn standard single material response

Surface Treatment

Cadmium

Thread Series Designator

Unf

NSN

5305-00-964-6752

Part Number

521627

Description

Screw,cap,socket Head

CAGE

77445

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 521627 NSN 5305-00-964-6752

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:

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