HT123-4-3D

Close Tolerance Screw

NSN 5305-00-450-7449

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

004507449

Product Technical Spec.

Thread Class:

Thread Direction:

Right-hand

Thread Length:

Between 0.442 inches and 0.509 inches

Fastener Length:

Between 0.640 inches and 0.687 inches

Head Style:

Flat countersunk

Head Diameter:

Between 0.502 inches and 0.507 inches

Grip Diameter:

Between 0.2490 inches and 0.2495 inches

Shank Unthreaded Hole Diameter:

0.070 inches first hole

Internal Drive Style:

High-torque

Thread Diameter:

0.250 inches

Grip Length:

Between 0.178 inches and 0.198 inches

Thready Qty Per Inch (tpi):

Hardness Rating:

248.0 brinell standard and 341.0 rockwell superficial 15-n

Countersink Angle:

100.0 degrees

Distance From Head Largest Bearing Surface To Shank Hole Center:

0.500 inches first hole

Surface Finish:

32.0 microinches grip

Surface Finish:

32.0 microinches threads

Material:

Iron alloy 660

Material Specification:

Ams 5732 assn standard single material response

Thread Series Designator:

Unf

NSN:

5305-00-450-7449

Item Name:

Screw,machine,flat-head,close Tolerance

Cage Code:

97928

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

HT123-4-3D

Cage Code:

17446

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

54291-4D3

Cage Code:

56878

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT4N-3D

Cage Code:

73197

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT4N-3D

Cage Code:

L4528

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT1029A4T3

Cage Code:

06950

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT1029A4T3

Cage Code:

C4293

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT4M-3D

Cage Code:

C4293

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

3M123-4D3

Cage Code:

76301

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

54291-4D3

Cage Code:

80539

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

54291-4D3

Cage Code:

0PTK6

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

E1284D3P

Cage Code:

97928

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT1029A4T3

Cage Code:

92215

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

3M123-4

Cage Code:

18355

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT4M-3D

Cage Code:

73197

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:

0.1000lbs

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 ht123-4-3d 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.