NSN

4820-00-690-0345

Seat,Valve

FSC 4820VALVES, NONPOWEREDFSG 48VALVES

Unit Price

$883.58

per EA

11 parts / 8 mfrs

Part Numbers for NSN 4820-00-690-034511 records
Part NumberCAGEManufacturerRNCCRNVC
7003020B5H6Niantic Tool, Inc. Dba Niantic Tool Co32
B23640B5H6Niantic Tool, Inc. Dba Niantic Tool Co32
7170850BR59Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand59
9000680DKH2Lee Evans, Inc.52
52ND660282328Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture59
71708582328Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture32
717085830Q4Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions59
52ND660283238Gem-Dandy Inc59
ND6626PC5283238Gem-Dandy Inc59
7170858FGX3Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions32
71708593235Turbodyne Div of Dresser Industries Inc See Code 0br5959
Manufacturers (8)

Niantic Tool, Inc. Dba Niantic Tool Co

CAGE 0B5H6
View NSNs

Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand

CAGE 0BR59
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Lee Evans, Inc.

CAGE 0DKH2
View NSNs

Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture

CAGE 82328
View NSNs

Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions

CAGE 830Q4
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Gem-Dandy Inc

CAGE 83238
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Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions

CAGE 8FGX3
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Turbodyne Div of Dresser Industries Inc See Code 0br59

CAGE 93235
View NSNs
Price History
Effective DateUnit PriceUISLC
01-OCT-2025$883.58EA0
01-OCT-2025$883.58EA0
Identification Data

DEMIL

A

HMIC

N

PMIC

A

ESD/EMI

Item Characteristics
MRCRequirementReply
ABKKFLANGE DIAMETER1.998 INCHES MINIMUM AND 1.999 INCHES MAXIMUM
ADARBODY OUTSIDE DIAMETER1.876 INCHES MINIMUM AND 1.877 INCHES MAXIMUM
ADASBODY INSIDE DIAMETER1.124 INCHES MINIMUM AND 1.126 INCHES MAXIMUM
AJRFFLANGE SEAT TO DISK END HEIGHT0.375 INCHES NOMINAL
AJRMUNDER FLANGE HEIGHT0.250 INCHES NOMINAL
AJSGSEAT ANGLE IN DEG25.000 NOMINAL
CQKMSEATING SURFACE SHAPEANGULAR
MATTMATERIALSTEEL COMP 303 OR STEEL CORROSION RESISTING OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-17131,TYPE MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FACE
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-763,CLASS 416 FED SPEC SINGLE MATERIAL RESPONSE BODY
SFTTSURFACE TREATMENTPASSIVATE OVERALL
STYLSTYLE DESIGNATORPLAIN FLANGED

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About NSN 4820-00-690-0345

NSN 4820-00-690-0345 is a National Stock Number assigned to Seat,Valve. This NSN part number belongs to Federal Supply Class 4820 (VALVES, NONPOWERED) under Federal Supply Group 48 (VALVES). There are 11 part numbers associated with this NSN from 8 manufacturers.

The current government unit price for NSN 4820-00-690-0345 is $883.58. Price history shows 2 recorded price changes.

To find the part number for NSN 4820-00-690-0345, refer to the part number cross-reference table above. Each part number is linked to its manufacturer through a CAGE (Commercial and Government Entity) code.