Product Details | VALVE SEAT

4820-00-623-9078 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: LL1307, LL1307 ITEM 3, LL1307ITEM3, LL701PC3, 0153403, 01534-03, 15342, 1534-2, 4820-00-623-9078, 00-623-9078, 4820006239078, 006239078

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 MAR 1975 00-623-9078

Drawings & Photos | NSN 4820-00-623-9078


Demand History | NSN 4820-00-623-9078

Part Number Request Date QTY Origin
01534-03 2025-05-134 7 DIBBS
1534-2 2025-05-134 7 DIBBS
1534-2 2024-06-158 7 DIBBS
01534-03 2020-11-329 1 DIBBS
LL1307 ITEM 3 2020-11-329 1 DIBBS
4820-00-623-9078 2018-11-312 1 DIBBS
4820-00-623-9078 2017-09-247 2 DIBBS
4820-00-623-9078 2017-08-225 1 DIBBS
4820-00-623-9078 2014-05-142 2 DIBBS
4820-00-623-9078 2014-05-131 2 DIBBS
4820-00-623-9078 2012-08-216 1 DIBBS
4820-00-623-9078 2012-06-158 1 DIBBS
4820-00-623-9078 2011-01-07 2 DIBBS
4820-00-623-9078 2010-01-26 2 DIBBS

Cross Reference | NSN 4820-00-623-9078

Part Number Cage Code Manufacturer
01534-03 55107 OLMSTED PRODUCTS COMPANY LLC
1534-2 24785 VICKERS INC
1534-2 55107 OLMSTED PRODUCTS COMPANY LLC
LL1307 55107 OLMSTED PRODUCTS COMPANY LLC
LL1307 ITEM 3 55107 OLMSTED PRODUCTS COMPANY LLC
LL701PC3 24785 VICKERS INC

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Technical Data | NSN 4820-00-623-9078

Characteristic Specifications
STYLE DESIGNATOR B7 PLAIN FLANGED
FLANGE DIAMETER 3.365 INCHES NOMINAL
BODY OUTSIDE DIAMETER 3.250 INCHES NOMINAL
BODY INSIDE DIAMETER 2.625 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.282 INCHES NOMINAL
UNDER FLANGE HEIGHT 1.083 INCHES NOMINAL
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 45.000 NOMINAL
SPECIAL FEATURES WEAPON SYSTEM ESSENTIAL
CRITICALITY CODE JUSTIFICATION FEAT
III END ITEM IDENTIFICATION KIDD CLASS DDG, SPRUANCE CLASS DD (963), T-AKR 310 CLASS, TICONDEROGA CLASS CG (47), OLIVER PERRY CLASS FFG, WHIDBEY ISLAND CLASS LSD, VIRGINIA CLASS CGN (41), BOB HOPE CLASS T-AKR 300, ARLEIGH BURKE CLASS DDG.

Restrictions/Controls & Freight Information | NSN 4820-00-623-9078

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-00-623-9078

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each