NSN 5310-01-077-1933 100168-274, 01-077-1933, 100168274
Product Details | FLAT WASHER
5310-01-077-1933 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: 100168-274, 5310-01-077-1933, 01-077-1933, 5310010771933, 100168274, 010771933
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 19 MAY 1979 | 01-077-1933 | 13393 ( WASHER, FLAT ) |
Demand History | NSN 5310-01-077-1933
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 100168-274 | 2025-11-321 | 55 | DIBBS |
| 100168-274 | 2025-04-98 | 59 | DIBBS |
Cross Reference | NSN 5310-01-077-1933
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 100168-274 | 79318 | MEGGITT (NORTH HOLLYWOOD), INC. |
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Technical Data | NSN 5310-01-077-1933
| Characteristic | Specifications |
|---|---|
| SURFACE FINISH | 100.0 MICROINCHES ALL SURFACES |
| HOLE DIAMETER | 0.250 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM |
| CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| PERIPHERAL SHAPE STYLE | ROUND |
| CENTER HOLE SHAPE STYLE | ROUND |
| THICKNESS | 0.0490 INCHES MINIMUM AND 0.0540 INCHES MAXIMUM |
| OVERALL DIAMETER | 0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MATERIAL | STEEL COMP 301 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 304 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 MIL SPEC ALL MATERIAL RESPONSES OVERALL OR QQ-S-766 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
Restrictions/Controls & Freight Information | NSN 5310-01-077-1933
| Category | Code | Description |
|---|---|---|
| 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. |
| 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 | 194160 | WASHER OR GASKETS, IRON OR STEEL, |
| Less than car load rating | ||
| Less than truck load rating | U | 50.0 |
| Water commodity Code | 713 | unknown |
| Originating Activity Code | KZ | Defense Supply Center Philadelphia Philadelphia, PA 19101 |
| 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 | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |