NSN 5305-00-042-0988 420988, 00-042-0988, 000420988
Product Details | ASSEMBLED WASHER SCREW
5305-00-042-0988 A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).
Part Alternates: 420988, 5305-00-042-0988, 00-042-0988, 5305000420988, 000420988
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-042-0988 | 06660 ( SCREW, ASSEMBLED WASHER ) |
Drawings & Photos | NSN 5305-00-042-0988
Cross Reference | NSN 5305-00-042-0988
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 420988 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S |
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Related Products | NSN 5305-00-042-0988
Technical Data | NSN 5305-00-042-0988
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.153 INCHES MINIMUM AND 0.289 INCHES MAXIMUM |
| FASTENER LENGTH | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM OR ZINC OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | C37 ROUND |
| HEAD DIAMETER | 0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM |
| HEAD HEIGHT | 0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | D14 SLOT |
| WASHER QUANTITY | 1 |
| PRIMARY WASHER STYLE | G1 FLAT EXTERNAL TEETH |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.460 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| PRIMARY WASHER MATERIAL THICKNESS | 0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM |
| MANUFACTURERS CODE | 21450 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | 420988 |
Restrictions/Controls & Freight Information | NSN 5305-00-042-0988
| 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 | 093486 | BOLTS,NUTS OR SCREWS, NOI (SUB 3) |
| Less than car load rating | U | 50 |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 713 | unknown |
| Originating Activity Code | XX | |
| 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 |