NSN 5310-01-021-3778 01-021-3778, 010213778
Product Details | FLAT WASHER
5310-01-021-3778 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: 5310-01-021-3778, 01-021-3778, 5310010213778, 010213778
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01-021-3778 | 13393 ( WASHER, FLAT ) |
Drawings & Photos | NSN 5310-01-021-3778
Cross Reference | NSN 5310-01-021-3778
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 303887 | D9182 | BOSCH REXROTH GMBH LOHMANN +STOLTERFOHT |
| 4034520 | 28528 | ITT INDUSTRIES INC ITT AEROSPACE COMMUNICATIONS |
| 4034520 | 31550 | EXELIS INC. DBA NIGHT VISION & COMMUNICATIONS |
| 4034520 | 31633 | ALINABAL HOLDINGS CORPORATION |
| 507295 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV |
| 507295 | 7X677 | GENERAL MOTORS LLC DBA GENERAL MOTORS |
| 938.75.11.350 | S4080 | PILATUS AIRCRAFT LTD |
| 9654M24P01 | 07482 | GENERAL ELECTRIC COMPANY DBA GE |
| MS9549-10 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| MS9549-10 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS |
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Technical Data | NSN 5310-01-021-3778
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 321 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SM 5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HOLE DIAMETER | 0.271 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| PERIPHERAL SHAPE STYLE | 1 ROUND |
| OVERALL DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| CENTER HOLE SHAPE STYLE | 1 ROUND |
| CROSS-SECTIONAL SHAPE STYLE | 1 RECTANGULAR |
| THICKNESS | 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM |
| SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES |
| SPECIAL FEATURES | CERTIFIED FREE FROM MERCURY CONTAMINATION |
| DEPARTURE FROM CITED DOCUMENT | AS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS |
| DEPARTURE FROM CITED DESIGNATOR | AS MOD BY FEATURE |
Restrictions/Controls & Freight Information | NSN 5310-01-021-3778
| 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 |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||