Valve Stem Guide NSN 4820-01-487-8388

Item Description

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.

NSN: 4820-01-487-8388

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Features and Characteristics

Overall Length

0.875 inches

Outside Diameter

1.000 inches

Bore Diameter

0.5010 inches

End Application

Used on ssn 688 class without change from the manifold used on ssn 837 class. Further shock qualification not required.

Major Diameter Length

0.188 inches

Bb End Chamfer Length

0.062 inches

Bb End Chamfer Angle In Deg

45.0

Bb End Radius

0.125 inches

Shoulder First Fillet Radius

0.062 inches

Part Name Assigned By Controlling Agency

Sleeve

Special Features

Next higher assembly p/n 254844, manifold 3/4 stop check distilling system. Material is qq-c-390, alloy d5. Shoulder is hex shaped.

Material

Copper alloy

Material

Copper alloy

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

014878388

NSN

4820014878388

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

254844 PC 14

Cage Code:

43689

Status:

MSDS:

Part Number:

254844

Cage Code:

43689

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481909090
NAICS: 332911
SITC: 74790
Description: Parts of taps, cocks, valves and similar appliances, nesoi
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-487-8388

What are the manufacturers of nsn 4820014878388?

Huntington Ingalls Incorporated (43689)

Does this nsn 4820014878388 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820014878388
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.

Does nsn 4820014878388 contain any precious metals?
No precious metal content.

Does nsn 4820014878388 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820014878388?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

32562

FIIG:

T267-E

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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