H520

Socket Head Cap Screw

NSN 5305-01-370-7728

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 SE

NIIN:

013707728

Product Technical Spec.

Thread Class:

Thread Direction:

Right-hand

Thread Length:

0.620 inches

Fastener Length:

0.750 inches

Head Style:

Flat countersunk

Head Diameter:

Between 0.311 inches and 0.359 inches

Locking Feature:

Pellet threads

Internal Drive Style:

Hexagon

Thread Diameter:

0.190 inches

Width Across Flats:

0.130 inches

Thready Qty Per Inch (tpi):

Hardness Rating:

74.0 rockwell b

Countersink Angle:

Between 80.0 degrees and 84.0 degrees

Material:

Plastic polyamide locking feature

Material:

Steel comp 304 fastener

Material Specification:

Qq-s-763 federal specification single material response

Surface Treatment:

Passivate

Surface Treatment Specification:

Qq-p-35 federal specification single treatment response

Thread Series Designator:

Unrf

NSN:

5305-01-370-7728

Item Name:

Fluted Socket Head Cap Screw

Cage Code:

65456

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

FF-S-86E .190-32UNRF-3AX.750LG

Cage Code:

81348

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

151603

Cage Code:

65456

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

FF-S-86

Cage Code:

81348

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16282

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:

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

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Pricing & Availability

Submit this form for current pricing and availability quote on part number h520 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Fluted Socket Head Cap Screw"

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.