Model: 11827C4-11A

Close Tolerance Screw

Special Features:

125 ksi ultimate shear strength

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.425 inches

Fastener Length

Between 1.098 inches and 1.128 inches

Head Style

Flat countersunk

Head Diameter

Between 0.4970 inches and 0.5066 inches

Spline Minor Diameter

Between 0.1570 inches and 0.1600 inches

Spline Major Diameter

Between 0.2195 inches and 0.2225 inches

Grip Diameter

Between 0.2485 inches and 0.2495 inches

Internal Drive Style

Torx

End Application

F18 e/f

Thread Diameter

0.250 inches

Grip Length

Between 0.678 inches and 0.698 inches

Thready Qty Per Inch (tpi)

Countersink Angle

Between 99.0 degrees and 101.0 degrees

Criticality Code Justification

Agav

Part Name Assigned By Controlling Agency

Bolt, 100 degree tension head, gear drive recess-ph13-8mo (125 ksi shear), inconel 718 (125 ksi shear), 6al-4v titanium (95 lsi shear

Material

Nickel alloy 718

Material Specification

Ams 5662 assn standard single material response

Surface Treatment

Passivate

Thread Series Designator

Unjf

NSN

5305-01-500-8237

Part Number

11827C4-11A

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 11827C4-11A NSN 5305-01-500-8237

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: 7508900000
SITC: 69975
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)