Model: MS3369A612

Close Tolerance Screw

Special Features:

Two locking balls or elements on grip

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.367 inches and 0.388 inches

Fastener Length

Between 1.289 inches and 1.309 inches

Head Style

Crowned hexagon

Head Height

Between 0.126 inches and 0.146 inches

Width Between Flats

Between 0.553 inches and 0.564 inches

Grip Diameter

Between 0.3737 inches and 0.3742 inches

Shank Unthreaded Hole Diameter

0.106 inches first hole and 0.116 inches first hole

Internal Drive Style

Slot

Thread Diameter

0.375 inches

Grip Length

Between 0.750 inches and 0.766 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

90000 pounds per square inch

Distance From Head Largest Bearing Surface To Shank Hole Center

1.181 inches first hole and 1.161 inches first hole

Surface Finish

32.0 microinches bearing surface of head32.0 microinches grip

Material

Nickel alloy 600 spring or nickel alloy x-750 springiron alloy 660 fastener

Material Specification

Qq-w-390 federal specification 1st material response spring or ams5699 assn standard 2nd material response springams5737 assn standard single material response fastener

Surface Treatment

Passivate springpassivate fastener

Surface Treatment Specification

Qq-p-35 federal specification single treatment response springqq-p-35 federal specification single treatment response fastener

Thread Series Designator

Unjf

NSN

5305-01-359-2298

Part Number

MS3369A612

Description

Screw,close Tolerance

CAGE

96906

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

Part MS3369A612 NSN 5305-01-359-2298

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29294

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