0-521-220

Union Nut

NSN 4730-00-032-7471

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

10 EA

NIIN:

000327471

Product Features

Knurl 24 teeth per in. On outer surface

Technical Specifications of NSN

Thread Class:

Thread Direction:

Right-hand

Shoulder Width:

0.125 inches

Nut Style:

Round

Nut Diameter:

1.500 inches

Nut Height:

0.656 inches

Smallest Inside Diameter:

1.130 inches

Thread Series:

Shoulder Step Width:

0.125 inches

Shoulder Seat Diameter:

Between 1.244 inches and 1.247 inches

Thready Qty Per Inch (tpi):

Thread Size:

1.312 inches

Material:

Aluminum alloy 2017

Material Specification:

Qq-a-225/5; temper t451 federal specification single material response

Surface Treatment:

Anodize

Surface Treatment Specification:

Mil-a-8625; type 1, class 1 military specification single treatment response

NSN:

4730-00-032-7471

Item Name:

Union Ring

Cage Code:

04577

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

1017

Cage Code:

99227

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

0-521-220

Cage Code:

03990

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

0-521-220B

Cage Code:

03990

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

0-521-220B

Cage Code:

04577

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

19964

FIIG:

A021A0

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:

013540

UFC:

05680

LTL:

70.0

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 0-521-220 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Union Ring"

An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes nut (1), tube coupling.