NSN 5310-00-172-7446 1428121, 14-28121, 00-172-7446
Product Details | RECESSED WASHER
5310-00-172-7446 A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes WASHER, CONCAVE, RETAINER, PACKING, and thrust type washers. See also SPACER, SLEEVE; and SPACER, STEPPED.
Part Alternates: 1428121, 14-28121, 5310-00-172-7446, 00-172-7446, 5310001727446, 001727446
Hardware and Abrasives | Nuts and Washers
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 27 NOV 1971 | 00-172-7446 | 15933 ( WASHER, RECESSED ) |
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Technical Data | NSN 5310-00-172-7446
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 4340 |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | CADMIUM |
| HARDNESS RATING | NOT RATED |
| HOLE DIAMETER | 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
| RECESS DIAMETER | 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| RECESS ANGLE | 180.0 DEGREES NOMINAL |
| III MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| MANUFACTURERS CODE | 76823 |
| DESIGN CONTROL REFERENCE | 14-28121 |
Restrictions/Controls & Freight Information | NSN 5310-00-172-7446
| 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 | SE | San Antonio Air Logistics Center Kelly AFB, TX 78241-5000 |
| 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 |