NSN 5305-01-499-3539 MS246494A127, MS246494-A127, MS24694A127
Product Details | MACHINE SCREW
5305-01-499-3539 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
Part Alternates: MS246494A127, MS246494-A127, MS24694A127, MS24694-A127, AN509DD416R40, 5305-01-499-3539, 01-499-3539, 5305014993539, 014993539
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 19 JUL 2002 | 01-499-3539 | 06657 ( SCREW, MACHINE ) |
Drawings & Photos | NSN 5305-01-499-3539
Cross Reference | NSN 5305-01-499-3539
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Technical Data | NSN 5305-01-499-3539
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.516 INCHES MINIMUM AND 0.546 INCHES MAXIMUM |
| FASTENER LENGTH | 2.500 INCHES MINIMUM AND 2.562 INCHES MAXIMUM |
| SCREW MATERIAL | ALUMINUM ALLOY 2024 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225, T4 FED SPEC 2ND MATERIAL RESPONSE |
| HEAD SURFACE TREATMENT | ANODIZE |
| SCREW SURFACE TREATMENT | ANODIZE |
| HEAD SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE I OR II MIL SPEC SINGLE TREATMENT RESPONSE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE I OR II MIL SPEC SINGLE TREATMENT RESPONSE |
| HEAD STYLE | A39 FLAT COUNTERSUNK |
| HEAD DIAMETER | 0.447 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | B1 CROSS RECESS TYPE 1 |
Restrictions/Controls & Freight Information | NSN 5305-01-499-3539
| 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. |
| Electro-static Discharge Susceptible: | A | No known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity |
| Precious Metals Indicator Code: | A | Item does not contain precious metal |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||