Model: BM21009-06-4

Machine Screw

Special Features:

Dry film lubricant

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.261 inches and 0.308 inches

Fastener Length

Between 0.511 inches and 0.558 inches

Head Style

Pan

Head Diameter

Between 0.256 inches and 0.270 inches

Head Height

Between 0.087 inches and 0.097 inches

Internal Drive Style

High-torque

Thread Diameter

0.138 inches

Thready Qty Per Inch (tpi)

Part Name Assigned By Controlling Agency

Navy special project

Screw Material

Titanium alloy uns r54520

Thread Series Designator

Unjc

Specification Data

26512-gb511j professional/industrial association standard

NSN

5305-01-043-1344

Part Number

BM21009-06-4

Description

Screw,machine

CAGE

17446

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

Part BM21009-06-4 NSN 5305-01-043-1344

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06657

FIIG:

A500D0

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:

136500

UFC:

68455

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8108908000
SITC: 69985
End Use: Nonferrous metals, other
NAICS: 331491
USDA: 1

Freight Class: Other wrought titanium, nesoi