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National Stock Number (NSN) 4820-00-354-4494 (4820003544494) Parts List

Item Name Seat Valve
Federal Supply Group (FSG) Valves
Federal Supply Class (FSC) 4820 Valves Nonpowered
National Item Identification Number (NIIN) 00-354-4494 (003544494)
NCB Code USA (00)
Manufacturer Wausau Plant Machining Div, Kaitlin Corp, Dresser Industries Inc, Fwd Seagrave Holdings Lp, Eaton Corporation
Part Number Manufacturer Item Name Cage Code RFQ
WAUG3112 wausau plant machining div seat valve 79229 RFQ
05-51570 kaitlin corp seat valve 63734 RFQ
74592A dresser industries inc seat valve 64104 RFQ
1A74592A fwd seagrave holdings lp seat valve 23382 RFQ
A2148 eaton corporation seat valve 80900 RFQ

Technical Characteristics of NSN 4820003544494

MRCCriteriaCharacteristic
ABKWOVERALL HEIGHT0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
ADARBODY OUTSIDE DIAMETER1.754 INCHES NOMINAL
ADASBODY INSIDE DIAMETER1.375 INCHES MINIMUM AND 1.438 INCHES MAXIMUM
AJSGSEAT ANGLE IN DEG45.000 NOMINAL
CQFMHARDNESS RATING45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM BODY
CQKMSEATING SURFACE SHAPEANGULAR
FEATSPECIAL FEATURESCOUNTERBORED OPPOSITE SEAT END 1.406 IN. DIA BY 0.062 IN. DEEP
MATTMATERIALSTEEL OR COBALT ALLOY BODY
STYLSTYLE DESIGNATORPLAIN

Relevant Components for NSN - 4820-00-354-4494, 4820003544494
4820-01-251-8295 (4820012518295) 4820-01-606-5732 (4820016065732) 4820-01-504-6136 (4820015046136) 4820-01-345-7050 (4820013457050)
4810-01-373-6377 (4810013736377) 4810-01-079-4456 (4810010794456) 4820-01-280-4146 (4820012804146) 4820-01-651-8515 (4820016518515)
4820-01-688-1777 (4820016881777) 4820-01-439-5575 (4820014395575) 4820-01-228-6731 (4820012286731) 4820-01-645-8483 (4820016458483)

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