Model: 374090-1

Internal Wrenching Bolt

Special Features:

Head is flattened on two sides, across the flats 0.990 in. Parallel item is alt from ms20014-66

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.162 inches

Fastener Length

5.312 inches

Head Style

Bevel-conical

Head Diameter

Between 1.424 inches and 1.438 inches

Head Height

0.875 inches

Internal Drive Style

Hexagon

Thread Diameter

0.875 inches

Width Across Flats

Between 0.626 inches and 0.630 inches

Thready Qty Per Inch (tpi)

Hardness Rating

34.0 rockwell c and 40.0 rockwell c

Material

Steel

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 2, class 2 federal specification single treatment response

Thread Series Designator

Unf

NSN

5306-00-611-0317

Part Number

374090-1

Description

Bolt,internal Wrenching

CAGE

98897

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 374090-1 NSN 5306-00-611-0317

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

1.2000lbs

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:

573

TCC:

SHC:

ACC:

Equipment for Aircraft

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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