Product Details | HELICAL COMPRESSION SPRING SEAT

5340-00-339-2421 A circular item, usually having a flat or grooved flange, boss(es), and/or counterbore designed to accommodate the end of the spring. It is used to position the spring, but does not encase the spring or restrain lateral motion. It may be used in conjunction with a RETAINER, HELICAL COMPRESSION SPRING. Excludes WASHER (1), (as modified); SEAT, BALL SOCKET and HOLDER, SPRING. See also ROTOR, ENGINE POPPET VALVE.

Part Alternates: AS15S4200136PC7, AS15S4200-136PC7, AS15S4200138PC7, AS15S4200-138PC7, N425166, BDE1S450136PC7, BDE1S4501-36PC7, BDE1S450138PC7, BDE1S4501-38PC7, BDES450136PC7, BDES4501-36PC7, DE256S450136PC7, DE256S4501-36PC7, DE256S450138PC7, DE256S4501-38PC7, DE256S550136PC7, DE256S5501-36PC7, DE256S550138PC7, DE256S5501-38PC7, DE99S450136PC7, DE99S4501-36PC7, DE99S450138PC7, DE99S4501-38PC7, DE99S550136PC7, DE99S5501-36PC7, DE99S550138PC7, DE99S5501-38PC7, E1792PC7, E1831PC7, E1833PC7, E1858PC7, E1863PC7, E1866PC7, E1868PC7, E-2935 PIECE 7, E2935PIECE7, QZ50E6, 425166, 5340-00-339-2421, 00-339-2421, 5340003392421, 003392421

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-339-2421

Drawings & Photos | NSN 5340-00-339-2421


Demand History | NSN 5340-00-339-2421

Part Number Request Date QTY Origin
425166 2023-06-158 33 DIBBS
N425166 2023-06-158 33 DIBBS
425166 2023-05-143 33 DIBBS
N425166 2023-05-143 33 DIBBS
425166 2022-05-146 55 DIBBS
N425166 2022-05-146 55 DIBBS
425166 2022-04-109 56 DIBBS
N425166 2022-04-109 56 DIBBS
425166 2022-04-94 56 DIBBS
N425166 2022-04-94 56 DIBBS
425166 2019-03-86 59 DIBBS
N425166 2019-03-86 59 DIBBS
5340-00-339-2421 2019-02-50 1 DIBBS-RFPs
5340-00-339-2421 2017-11-306 52 DIBBS
5340-00-339-2421 2016-06-154 53 DIBBS
5340-00-339-2421 2015-01-25 41 DIBBS
5340-00-339-2421 2012-11-309 46 DIBBS
5340-00-339-2421 2008-02-60 84 DIBBS

Cross Reference | NSN 5340-00-339-2421

Part Number Cage Code Manufacturer
425166 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
AS15S4200-136PC7 53711 NAVAL SEA SYSTEMS COMMAND
AS15S4200-136PC7 80064 NAVAL SHIP SYSTEMS COMMAND
AS15S4200-138PC7 53711 NAVAL SEA SYSTEMS COMMAND
AS15S4200-138PC7 80064 NAVAL SHIP SYSTEMS COMMAND
BDE1S4501-36PC7 80064 NAVAL SHIP SYSTEMS COMMAND
BDE1S4501-38PC7 53711 NAVAL SEA SYSTEMS COMMAND
BDE1S4501-38PC7 80064 NAVAL SHIP SYSTEMS COMMAND
BDES4501-36PC7 53711 NAVAL SEA SYSTEMS COMMAND
DE256S4501-36PC7 53711 NAVAL SEA SYSTEMS COMMAND
DE256S4501-36PC7 80064 NAVAL SHIP SYSTEMS COMMAND
DE256S4501-38PC7 53711 NAVAL SEA SYSTEMS COMMAND
DE256S4501-38PC7 80064 NAVAL SHIP SYSTEMS COMMAND
DE256S5501-36PC7 80064 NAVAL SHIP SYSTEMS COMMAND
DE256S5501-38PC7 80064 NAVAL SHIP SYSTEMS COMMAND
DE99S4501-36PC7 80064 NAVAL SHIP SYSTEMS COMMAND
DE99S4501-38PC7 80064 NAVAL SHIP SYSTEMS COMMAND
DE99S5501-36PC7 80064 NAVAL SHIP SYSTEMS COMMAND
DE99S5501-38PC7 80064 NAVAL SHIP SYSTEMS COMMAND
E-2935 PIECE 7 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
E1792PC7 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
E1831PC7 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
E1833PC7 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
E1858PC7 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
E1863PC7 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
E1866PC7 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
E1868PC7 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER
N425166 0MHC4 NAVPAR, INC
QZ50E6 07524 DOVER FLUID MANAGEMENT, INC. DBA BLACKMER

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Technical Data | NSN 5340-00-339-2421

Characteristic Specifications
MATERIAL BRASS
MATERIAL HARDNESS RATING NOT RATED
STYLE DESIGNATOR N1 SEAT
OVERALL HEIGHT 0.3440 INCHES NOMINAL
END DIAMETER 1.0940 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP 0.1560 INCHES NOMINAL
FIRST STEP DIAMETER 1.5000 INCHES NOMINAL
BORE DIAMETER 0.2500 INCHES NOMINAL
COUNTERSINK DIAMETER 0.3750 INCHES NOMINAL
COUNTERBORE LENGTH 0.0620 INCHES NOMINAL
COUNTERSINK ANGLE IN DEG 45.0
DESIGN TYPE SOLID

Restrictions/Controls & Freight Information | NSN 5340-00-339-2421

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
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:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 194130 WASHERS/GASKETS/MAINT I/C ENG
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 594 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 5340-00-339-2421

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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each