NSN 5305-01-049-4060 BACB30LL410, BACB30LL4-10, 01-049-4060
Product Details | CLOSE TOLERANCE SCREW
5305-01-049-4060 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: BACB30LL410, BACB30LL4-10, 5305-01-049-4060, 01-049-4060, 5305010494060, 010494060
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01-049-4060 | 29294 ( SCREW, CLOSE TOLERANCE ) |
Drawings & Photos | NSN 5305-01-049-4060
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Technical Data | NSN 5305-01-049-4060
| Characteristic | Specifications |
|---|---|
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.364 INCHES MINIMUM AND 0.414 INCHES MAXIMUM |
| FASTENER LENGTH | 0.999 INCHES MINIMUM AND 1.029 INCHES MAXIMUM |
| HEAD STYLE | C50 FLAT COUNTERSUNK |
| HEAD DIAMETER | 0.354 INCHES MINIMUM AND 0.399 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| GRIP LENGTH | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 81205-BACB30LL MANUFACTURERS STANDARD |
Restrictions/Controls & Freight Information | NSN 5305-01-049-4060
| 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 |
| Electro-static Discharge Susceptible: | A | No known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||