Model: 645616-12

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.718 inches

Fastener Length

Between 0.922 inches and 0.952 inches

Head Style

Flat countersunk

Head Diameter

Between 0.480 inches and 0.531 inches

Internal Drive Style

Hexagon

Thread Diameter

0.250 inches

Width Across Flats

0.156 inches

Thready Qty Per Inch (tpi)

Hardness Rating

32.0 rockwell c and 38.0 rockwell c

Countersink Angle

Between 82.0 degrees and 84.0 degrees

Material Specification

Ams 5643 military specification single material response

Thread Series Designator

Unjf

NSN

5305-01-127-8492

Part Number

645616-12

Description

Screw,cap,socket Head

CAGE

99551

Part 645616-12 NSN 5305-01-127-8492

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:

0.1000lbs

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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