NSN 5340-00-179-6429 425782, 42578-2, 00-179-6429
Product Details | HELICAL COMPRESSION SPRING SEAT
5340-00-179-6429 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: 425782, 42578-2, 5340-00-179-6429, 00-179-6429, 5340001796429, 001796429
Hardware and Abrasives | Hardware, Commercial
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 17 JAN 1969 | 00-179-6429 | 24328 ( SEAT, HELICAL COMPRESSION SPRING ) |
Cross Reference | NSN 5340-00-179-6429
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 42578-2 | 81873 | WOODWARD HRT, INC. |
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Related Products | NSN 5340-00-179-6429
Technical Data | NSN 5340-00-179-6429
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL, CORROSION RESISTING |
| MATERIAL HARDNESS RATING | NOT RATED |
| SURFACE TREATMENT | PASSIVATED |
| OVERALL HEIGHT | 0.4380 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM |
| END DIAMETER | 0.3650 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM |
| DISTANCE FROM END TO FIRST STEP | 0.3550 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 0.4335 INCHES MINIMUM AND 0.4355 INCHES MAXIMUM |
| BORE DIAMETER | 0.2350 INCHES MINIMUM AND 0.2450 INCHES MAXIMUM |
| DESIGN TYPE | SOLID |
| SPECIAL FEATURES | MATL-CRES STEEL AMS 5643,COMP 17-4PH;PASSIVATED,HRPS-161 HYDRAULIC RESEARCH;RIGHT END C/BORED 0.307/0.308 IN. DIA BY 0.180/0.185 IN. DEEP,RIGHT END SLOTTED 4 PLACES EQUALLY SPACED 0.093 IN. W BY 0.080 IN. DEEP,4 HOLES 0.109 IN. DIA EQUALLY SPACED DRILLED THRU SEAT 0.306 IN. FROM RIGHT END |
| TEST DATA DOCUMENT | 81349-MIL-I-6868 SPECIFICATION |
| MANUFACTURERS CODE | 81873 |
| DESIGN CONTROL REFERENCE | 42578-2 |
Restrictions/Controls & Freight Information | NSN 5340-00-179-6429
| 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 | 177980 | SPRINGS NOI STL O/T WIRE |
| Less than car load rating | T | 55 |
| Less than truck load rating | T | 55.0 |
| Water commodity Code | 579 | 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 |
Management | NSN 5340-00-179-6429
Army
Navy| Category | Code | Description |
|---|---|---|
| Materiel Category and Inventory Manager | H | Aircraft, Air Materiel |
| Appropriation and Budget Activity | 2 | Stock Fund Secondary Items |
| Management Inventory Segment | 2 | NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable. |
| Specific Group/Generic Code | B | Rotary Wing Aircraft |
| Weapons Systems/End Item or Homogeneous Group | BA | UH-1 |
| Accounting Requirements Code | X | Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items. |
| Source of Supply | B17 | US Army Aviation and Missile Command (Air) ATTN: AMSMI-LC-MM-C Redstone Arsenal, AL 35898-5230 |
| Agency | DA | Department of the Army |
| Service Organization | A | U.S. Army |
| Reparability | Z | This is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item. |
| 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 |
1 EA : Each |
| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9W | Navy-owned stocks of material managed by the Army within the Army Troop Support and Aviation Materiel Readiness Command Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | B17 | US Army Aviation and Missile Command (Air) ATTN: AMSMI-LC-MM-C Redstone Arsenal, AL 35898-5230 |
| 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 |
1 EA : Each |