Model: 3680498

Internal Wrenching Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.130 inches

Fastener Length

Between 0.688 inches and 0.692 inches

Head Style

Flat chamfer

Head Diameter

Between 0.218 inches and 0.226 inches

Head Height

Between 0.134 inches and 0.138 inches

First Diameter From Head

Between 0.125 inches and 0.130 inches

Second Diameter From Head

Between 0.095 inches and 0.100 inches

Third Diameter From Head

Between 0.158 inches and 0.164 inches

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

Between 0.243 inches and 0.252 inches

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

Between 0.453 inches and 0.467 inches

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

Between 0.518 inches and 0.522 inches

Internal Drive Style

Hexagon

Thread Diameter

0.112 inches

Width Across Flats

Between 0.1406 inches and 0.1426 inches

Thready Qty Per Inch (tpi)

Externally Relieved Body Diameter Quantity

Part Name Assigned By Controlling Agency

Navy special project

Material

Iron alloy 660

Material Specification

Ams5731 assn standard single material response or ams5737 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Thread Series Designator

Unc

NSN

5306-01-255-4610

Part Number

3680498

Description

Bolt,internal Wrenching

CAGE

33076

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Part 3680498 NSN 5306-01-255-4610

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06666

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:

WCC:

573

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