Model: 20141

Valve Stem Guide

Special Features:

Materialspec: astm a479 type 416; length 3", actuating end diameter 1.250 with 7/8-16 un-2b threads, opposite end diameter 2.0 with 1-3/8-12 unf threads. Major diameter length 1.250 inches. Style would be plain tapered. This piece connects the upper stem and the lower stem.

Properties:

Counterbore Diameter

1.438 inches

Counterbore Depth

0.188 inches

Bore Diameter

1.3120 inches

End Application

Safety relief valve, p/n 20141; w/s nuclear reactor boundary area

Counterbore Location

Aa end

Bore Counterbore

Included

Part Name Assigned By Controlling Agency

Retainer

Material

Steel, corrosion resisting

Material

Stainless steel

NSN

4820-01-530-0089

Part Number

20141

Description

Guide,valve Stem

CAGE

01343

A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.

Part 20141 NSN 4820-01-530-0089

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

32562

FIIG:

T267-E

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:

1.0000lbs

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:

127200

UFC:

64480

LTL:

85.0

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481909090
SITC: 74790
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi