Model: NAS1801-3D20

Socket Head Cap Screw

Special Features:

Cruciform recess per nasm 9006 (5x6)

Properties:

Thread Direction

Right-hand

Thread Length

1.25 inches

Fastener Length

1.25 inches

Head Style

Hexagon

Head Height

Between 0.105 inches and 0.120 inches

Width Between Flats

Between 0.305 inches and 0.314 inches

Hole Diameter

Between 0.046 inches and 0.056 inches

Internal Drive Style

Cross recess type iii

End Application

1520-01-457-5179

Hole Quantity

Hole Type

Drilled

Nonstandard Thread Pitch Diameter

+0.1596 to 0.1675 inches

Hole Configuration Style

Hexagon corners

Part Name Assigned By Controlling Agency

Screw, hex head, cruciform recess

Material

Steel comp 4140 or steel comp 4340 or steel comp 8740

Thread Series Designator

Unjf

NSN

5305-01-631-7042

Part Number

NAS1801-3D20

Description

Screw,cap,socket Head

CAGE

80205

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 NAS1801-3D20 NSN 5305-01-631-7042

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:

096640

UFC:

50600

LTL:

70.0

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