NSN 5310-00-349-9250 643520179102, 6435-20179-102, 00-349-9250
Product Details | FLAT WASHER
5310-00-349-9250 A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.
Part Alternates: 643520179102, 6435-20179-102, 5310-00-349-9250, 00-349-9250, 5310003499250, 003499250
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 05 APR 1971 | 00-349-9250 | 13393 ( WASHER, FLAT ) |
Drawings & Photos | NSN 5310-00-349-9250
Cross Reference | NSN 5310-00-349-9250
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 6435-20179-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Technical Data | NSN 5310-00-349-9250
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 4340 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND C MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | SILVER OR NICKEL OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-365,TYPE 1,GRADE A FED SPEC SINGLE TREATMENT RESPONSE OR SS8488,FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.505 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| PERIPHERAL SHAPE STYLE | 1 ROUND |
| OVERALL DIAMETER | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
| CENTER HOLE SHAPE STYLE | 1 ROUND |
| CROSS-SECTIONAL SHAPE STYLE | 1 RECTANGULAR |
| THICKNESS | 0.177 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |
| III MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH |
| MANUFACTURERS CODE | 78286 |
| DESIGN CONTROL REFERENCE | 6435-20179-102 |
Restrictions/Controls & Freight Information | NSN 5310-00-349-9250
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | S | Item contains silver |
| 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 | 194120 | WASHERS/GASKETS/PCKG DVCS NOI |
| Less than car load rating | S | 60 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 596 | 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 5310-00-349-9250
Army| Category | Code | Description |
|---|---|---|
| Materiel Category and Inventory Manager | T | Industrial Supplies (DLA/GSA Items) |
| 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 | 0 | Medical Materiel |
| Weapons Systems/End Item or Homogeneous Group | 00 | DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item |
| 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 | SMS | Defense Logistics Agency Enterprise Business Systems |
| 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 | X | SEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |