NSN 5340-00-301-3984 7521939, 913570, 942A4
Product Details | HELICAL COMPRESSION SPRING SEAT
5340-00-301-3984 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: 7521939, 913570, 942A4, 5340-00-301-3984, 00-301-3984, 5340003013984, 003013984
Hardware and Abrasives | Hardware, Commercial
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1961 | 00-301-3984 | 24328 ( SEAT, HELICAL COMPRESSION SPRING ) |
Drawings & Photos | NSN 5340-00-301-3984
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Technical Data | NSN 5340-00-301-3984
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL |
| MATERIAL HARDNESS RATING | 85.5 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 87.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM |
| STYLE DESIGNATOR | N12 SEAT |
| OVERALL HEIGHT | 0.6393 INCHES MINIMUM AND 0.6643 INCHES MAXIMUM |
| DISTANCE FROM END TO FIRST STEP | 0.4568 INCHES MINIMUM AND 0.4668 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 1.3100 INCHES MINIMUM AND 1.3200 INCHES MAXIMUM |
| FIRST STEP LENGTH | 0.0800 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM |
| SECOND STEP DIAMETER | 1.7500 INCHES NOMINAL |
| SECOND END DIAMETER | 1.5000 INCHES NOMINAL |
| BORE DIAMETER | 0.6520 INCHES NOMINAL |
| COUNTERBORE LENGTH | 0.0625 INCHES NOMINAL |
| BORE TAPER IN DEG | 15.0 |
| COUNTERSINK ANGLE IN DEG | 45.0 |
| CHAMFER ANGLE IN DEG | 5.0 |
| SEAT ANGLE IN DEG | 60.0 |
| DESIGN TYPE | SOLID |
| FEATURES PROVIDED | CASEHARDENED |
Restrictions/Controls & Freight Information | NSN 5340-00-301-3984
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | P | There 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: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious 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 SUB 9 |
| Less than car load rating | Q | 70 |
| Less than truck load rating | Q | 70.0 |
| Water commodity Code | 713 | 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 5340-00-301-3984
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9A | Navy-owned stocks of parts peculiar to combat and tactical vehicles of Army design Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | AKZ | US Army Tank-Automotive and Armaments Command Warren, MI 48397-5000 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
B EA : Each |