Product Details | HELICAL COMPRESSION SPRING SEAT

5340-00-940-9954 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: 480424, 5340-00-940-9954, 00-940-9954, 5340009409954, 009409954

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 11 DEC 1965 00-940-9954

Drawings & Photos | NSN 5340-00-940-9954


Demand History | NSN 5340-00-940-9954

Part Number Request Date QTY Origin
5340-00-940-9954 2017-02-57 16 US

Cross Reference | NSN 5340-00-940-9954

Part Number Cage Code Manufacturer
480424 77445 UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS

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Technical Data | NSN 5340-00-940-9954

Characteristic Specifications
MATERIAL ALUMINUM ALLOY
MATERIAL HARDNESS RATING NOT RATED
STYLE DESIGNATOR N2 SEAT
OVERALL HEIGHT 0.6300 INCHES MINIMUM AND 0.6700 INCHES MAXIMUM
END DIAMETER 0.4800 INCHES MINIMUM AND 0.4900 INCHES MAXIMUM
DISTANCE FROM END TO FIRST STEP 0.3100 INCHES MINIMUM AND 0.3300 INCHES MAXIMUM
FIRST STEP DIAMETER 0.8200 INCHES MINIMUM AND 0.8400 INCHES MAXIMUM
FIRST STEP LENGTH 0.0400 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM
SECOND END DIAMETER 0.5900 INCHES MINIMUM AND 0.6100 INCHES MAXIMUM
BORE DIAMETER 0.3670 INCHES MINIMUM AND 0.3710 INCHES MAXIMUM
DESIGN TYPE SOLID
SPECIAL FEATURES NOT CASEHARDENED
III FSC APPLICATION DATA ENGINE,FUEL SYSTEM,ACFT
MANUFACTURERS CODE 77445
DESIGN CONTROL REFERENCE 480424

Restrictions/Controls & Freight Information | NSN 5340-00-940-9954

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:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 058770 DRUGS/MEDICINES/VITAMINS NOI
Less than car load rating Q 70
Less than truck load rating W Rating Variable
Water commodity Code 532 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity M Medical supplies, equipment, samples records, etc.
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 5340-00-940-9954

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each