Model: 752777

Externally Relieved Body Screw

Special Features:

Std point style no. 16 with 0.170 in. Diameter extends 0.125 in. Beyond the thd end of fastener

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.428 inches and 0.448 inches

Fastener Length

1.125 inches

Head Style

Flat chamfer

Head Diameter

Between 0.431 inches and 0.441 inches

Head Height

0.110 inches

First Diameter From Head

Between 0.240 inches and 0.261 inches

Second Diameter From Head

Between 0.280 inches and 0.281 inches

Third Diameter From Head

Between 0.209 inches and 0.228 inches

Fourth Diameter From Head

Between 0.248 inches and 0.249 inches

Distance From Largest Bearing Surface Of Head To End Of First Diameter

0.063 inches

Distance From Largest Bearing Surface Of Head To End Of Second Diameter

Between 0.255 inches and 0.260 inches

Distance From Largest Bearing Surface Of Head To End Of Third Diameter

0.323 inches

Distance From Largest Bearing Surface Of Head To End Of Fourth Diameter

1.000 inches

Internal Drive Style

Slot

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Externally Relieved Body Diameter Quantity

Material

Steel comp 303

Material Specification

Aisi assn standard single material response

Surface Treatment

Passivate

Thread Series Designator

Unc

NSN

5305-00-334-8229

Part Number

752777

Description

Screw,externally Relieved Body

CAGE

10001

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also bolt, externally relieved body and bolt, internal wrenching.

Part 752777 NSN 5305-00-334-8229

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01852

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

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