HT6A20

Close Tolerance Screw

NSN 5305-00-205-5587

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

002055587

Detail Specifications

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.641 inches

Fastener Length:

Between 1.875 inches and 1.922 inches

Head Style:

Flat countersunk

Head Diameter:

Between 0.7170 inches and 0.7604 inches

Grip Diameter:

Between 0.3735 inches and 0.3745 inches

Internal Drive Style:

High-torque

Thread Diameter:

0.375 inches

Grip Length:

Between 1.240 inches and 1.260 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

125000 pounds per square inch

Countersink Angle:

Between 99.0 degrees and 101.0 degrees

Surface Finish:

32.0 microinches bearing surface of head

Surface Finish:

32.0 microinches grip

Surface Finish:

32.0 microinches threads

Material:

Steel comp 431

Material Specification:

Aisi 431 assn standard single material response

Surface Treatment:

Passivate

Thread Series Designator:

Unjf

NSN:

5305-00-205-5587

Item Name:

Screw,machine,flat-head,close Tolerance

Cage Code:

C4293

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

HT6A20

Cage Code:

73197

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT6A20

Cage Code:

L4528

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29294

FIIG:

A003B0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

0.3000lbs

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:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

We Guarantee with Every Order

100% Genuine Manufacturers Parts
Every Product thoroughly Inspected
Sales Record Retention of 7 years
Fast Delivery
HAZMAT Certified
Global Shipping

Pricing & Availability

Submit this form for current pricing and availability quote on part number ht6a20 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Close Tolerance Flat-head Machine Screw"

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.