Model: LB13-4-14

Panel Screw Assembly

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.375 inches

Fastener Length

Between 1.340 inches and 1.360 inches

Head Style

Flat countersunk

Head Diameter

Between 0.5018 inches and 0.5066 inches

Internal Drive Style

Hexagon

Thread Diameter

0.250 inches

Width Across Flats

Between 0.251 inches and 0.255 inches

Features Provided

Hex nut

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

95000 pounds per square inch

Countersink Angle

100.0 degrees

Material

Steel comp 440c pointstainless steel spring or cobalt alloy springsteel comp xm-13 stand-offtitanium alloy uns r56400 fastener

Material Specification

Qq-s-763 federal specification single material response pointams 5629 assn standard single material response stand-offams 4928 assn standard single material response fastener

Thread Series Designator

Unjf

NSN

5305-01-352-4226

Part Number

LB13-4-14

Description

Screw Assembly,panel

CAGE

73197

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Part LB13-4-14 NSN 5305-01-352-4226

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

33044

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:

096640

UFC:

50600

LTL:

70.0

LCL:

WCC:

713

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