NSN 5340-00-178-0939 320402, 00-178-0939, 001780939
Product Details | HELICAL COMPRESSION SPRING SEAT
5340-00-178-0939 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: 320402, 5340-00-178-0939, 00-178-0939, 5340001780939, 001780939
Hardware and Abrasives | Hardware, Commercial
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 17 MAR 1969 | 00-178-0939 | 24328 ( SEAT, HELICAL COMPRESSION SPRING ) |
Cross Reference | NSN 5340-00-178-0939
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 320402 | 62983 | EATON AEROSPACE LLC |
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Related Products | NSN 5340-00-178-0939
Technical Data | NSN 5340-00-178-0939
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL,QQ-S-624,COMPOSITION 4150 |
| MATERIAL HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| OVERALL HEIGHT | 0.2850 INCHES MINIMUM AND 0.2870 INCHES MAXIMUM |
| END DIAMETER | 0.3280 INCHES MINIMUM AND 0.3330 INCHES MAXIMUM |
| DISTANCE FROM END TO FIRST STEP | 0.2200 INCHES MINIMUM AND 0.2270 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 0.8910 INCHES MINIMUM AND 0.8950 INCHES MAXIMUM |
| DESIGN TYPE | SOLID |
| III FSC APPLICATION DATA | STARTER,ENGINE,HYDRAULIC |
| MANUFACTURERS CODE | 62983 |
| DESIGN CONTROL REFERENCE | 320402 |
Restrictions/Controls & Freight Information | NSN 5340-00-178-0939
| Category | Code | Description |
|---|---|---|
| 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. |
| 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. |
| Automatic Data Processing Equipment: | 0 | Represents 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 | 133300 | MACHINERY/MACHINES NOI |
| Less than car load rating | ||
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 671 | unknown |
| Originating Activity Code | CT | U.S. Army Aviation and Missile Command (AIR) Redstone Arsenal, AL 35898-5230 |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | ||
| 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 |