Product Details | HELICAL COMPRESSION SPRING SEAT

5340-00-974-0825 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: 12C14307, 12C1430-7, 5340-00-974-0825, 00-974-0825, 5340009740825, 009740825

Hardware and Abrasives | Hardware, Commercial

Supply Group (FSG) NSN Assign. NIIN
53 30 SEP 1966 00-974-0825

Cross Reference | NSN 5340-00-974-0825

Part Number Cage Code Manufacturer
12C1430-7 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 5340-00-974-0825

Characteristic Specifications
MATERIAL ALUMINUM ALLOY
MATERIAL HARDNESS RATING NOT RATED
OVERALL HEIGHT 0.2500 INCHES NOMINAL
END DIAMETER 0.2500 INCHES NOMINAL
DISTANCE FROM END TO FIRST STEP 0.1300 INCHES NOMINAL
FIRST STEP DIAMETER 0.3750 INCHES NOMINAL
FIRST STEP LENGTH 0.0600 INCHES NOMINAL
SECOND STEP DIAMETER 0.5000 INCHES NOMINAL
BORE DIAMETER 0.1920 INCHES MINIMUM AND 0.1970 INCHES MAXIMUM
COUNTERSINK DIAMETER 0.2300 INCHES NOMINAL
COUNTERSINK ANGLE IN DEG 90.0
DESIGN TYPE SOLID
SPECIAL FEATURES COUNTERSINK BOTH ENDS
MANUFACTURERS CODE 81755
DESIGN CONTROL REFERENCE 12C1430-7

Restrictions/Controls & Freight Information | NSN 5340-00-974-0825

Category Code Description
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.
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 095190 HARDWARE, NOI
Less than car load rating Q 70
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code SG 403 SCMS/GUED
5215 Thurlow St, Suite 5, Bldg 70C
Wright-Patterson AFB OH 45433
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 Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable