Model: 580R521H05

Cap Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque with nonmetallic insert

Nut Style

Cap

Nut Height

0.337 inches

Width Across Flats

Between 0.365 inches and 0.377 inches

Tempurature Rating

250.0 degrees fahrenheit

Thread Series

Unc

Thready Qty Per Inch (tpi)

Thread Size

0.164 inches

Bearing Surface Type

Chamfered

Material

Plastic polyamide locking insert

Material

Steel nut

Surface Treatment

Cadmium except insert

Surface Treatment Specification

Qq-p-416, type 2, cl 3 federal specification single treatment response except insert

NSN

5310-00-143-6208

Part Number

580R521H05

Description

Nut,self-locking,cap

CAGE

97942

A nut internally threaded from one end, and completely enclosed on the opposite end. The outer periphery parallel to the threaded axis may be square, cylindrical, hexagonal, octagonal, dodecagonal or the like and taper to a cone or dome shape on the closed end. An integral feature is incorporated for locking on the threads of a mating memeber. Excludes nut (1), stamped.

Part 580R521H05 NSN 5310-00-143-6208

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05275

FIIG:

A021A0

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:

2.1000lbs

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:

573

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel