HT271A3-6

Close Tolerance Screw

NSN 5305-00-283-4581

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

25 EA

NIIN:

002834581

Product Features

Furnished with one o-ring seal

Technical Specifications of NSN

Thread Class:

Thread Direction:

Right-hand

Thread Length:

Between 0.380 inches and 0.447 inches

Fastener Length:

Between 0.765 inches and 0.812 inches

Head Style:

Flat countersunk undercut

Head Diameter:

Between 0.376 inches and 0.381 inches

Head Height:

0.044 inches

Grip Diameter:

Between 0.1890 inches and 0.1895 inches

Internal Drive Style:

High-torque

Thread Diameter:

0.190 inches

Grip Length:

Between 0.365 inches and 0.385 inches

Thready Qty Per Inch (tpi):

Countersink Angle:

Between 99.5 degrees and 100.5 degrees

Surface Finish:

32.0 microinches grip

Surface Finish:

32.0 microinches threads

Material:

Titanium alloy

Material Specification:

Nas621 comp 6al-4v assn standard single material response or ams4928 assn standard single material response

Thread Series Designator:

Unjf

NSN:

5305-00-283-4581

Item Name:

Screw,machine,flat-head,close Tolerance

Cage Code:

73197

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

HT8137-3-6AS

Cage Code:

92215

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

110179-3-6AS

Cage Code:

K5673

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

BM33024V3-6U

Cage Code:

17446

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

HT8137-3-6AS

Cage Code:

06950

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST3M430V3-6AS

Cage Code:

06950

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST3M430V3-6AS

Cage Code:

17446

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST3M430V3-6AS

Cage Code:

1VSL7

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST3M430V3-6AS

Cage Code:

58998

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

WC8137-3-6A

Cage Code:

60516

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST3M430V3-6AS

Cage Code:

73197

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST3M430V3-6AS

Cage Code:

80539

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST3M430V3-6AS

Cage Code:

L4528

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

ST3M430V3-6AS

Cage Code:

76301

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

BM33024V3-6U

Cage Code:

97928

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

110179-3-6AS

Cage Code:

56878

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

110179-3-6AS

Cage Code:

80539

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:

136500

UFC:

68455

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Pricing & Availability

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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.