NSN 5305-01-263-1686 NAS50021, NAS5002-1, 01-263-1686
Product Details | CLOSE TOLERANCE SCREW
5305-01-263-1686 A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
Part Alternates: NAS50021, NAS5002-1, 5305-01-263-1686, 01-263-1686, 5305012631686, 012631686
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 10 SEP 1987 | 01-263-1686 | 29294 ( SCREW, CLOSE TOLERANCE ) |
Drawings & Photos | NSN 5305-01-263-1686
Cross Reference | NSN 5305-01-263-1686
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS5002-1 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES |
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Related Products | NSN 5305-01-263-1686
Technical Data | NSN 5305-01-263-1686
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJC |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.222 INCHES NOMINAL |
| FASTENER LENGTH | 0.371 INCHES MINIMUM AND 0.401 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 3140 OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 11,CL 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| SINGLE SHEAR STRENGTH | 95000 POUNDS PER SQUARE INCH |
| HEAD STYLE | C33 PAN NO. 2 |
| HEAD DIAMETER | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| HEAD HEIGHT | 0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | B22 TRI-WING RECESS |
| GRIP LENGTH | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| GRIP DIAMETER | 0.1626 INCHES MINIMUM AND 0.1636 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS5002-1 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
Restrictions/Controls & Freight Information | NSN 5305-01-263-1686
| 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 |
|---|---|---|
| No Freight Information | ||