Model: 11825D4-7A

Close Tolerance Screw

Special Features:

Chamfered end - chamfer plus incomplete threads not to exceed 2 thread pitches

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.425 inches

Fastener Length

Between 0.8475 inches and 0.8775 inches

Head Style

Flat countersunk

Head Diameter

Between 0.3859 inches and 0.3948 inches

Spline Minor Diameter

Between 0.1105 inches and 0.1125 inches

Spline Major Diameter

Between 0.1540 inches and 0.1560 inches

Grip Diameter

Between 0.2490 inches and 0.2495 inches

Single Shear Strength

125000 pounds per square inch

Point Style

Flat

Internal Drive Style

Torx

End Application

F18 e/f

Thread Diameter

0.250 inches

Grip Length

Between 0.4275 inches and 0.4475 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

4400 pounds per square inch

Countersink Angle

Between 99.0 degrees and 101.0 degrees

Criticality Code Justification

Agav

Part Name Assigned By Controlling Agency

Bolt, 100 degrees reduced head, gear drive recess

Material

Steel comp xm-13

Material Specification

Ams 5629, ph13-8mo assn standard single material response

Surface Treatment

Passivate

Thread Series Designator

Unjf

NSN

5305-01-465-2443

Part Number

11825D4-7A

Description

Screw,close Tolerance

CAGE

59563

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 11825D4-7A NSN 5305-01-465-2443

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

RATING VARIABLE

WCC:

713

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