NSN 5305-00-298-1277 196538, 00-298-1277, 002981277
Product Details | MACHINE SCREW
5305-00-298-1277 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: 196538, 5305-00-298-1277, 00-298-1277, 5305002981277, 002981277
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-298-1277 | 06657 ( SCREW, MACHINE ) |
Drawings & Photos | NSN 5305-00-298-1277
Cross Reference | NSN 5305-00-298-1277
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 196538 | 77445 | UNITED TECHNOLOGIES CORPORATION DBA PRATT WHITNEY-SPARE PARTS |
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Technical Data | NSN 5305-00-298-1277
| 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 | 0.300 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| FASTENER LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL CORROSION RESISTING |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7470 ASSN STD SINGLE MATERIAL RESPONSE |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| HEAD STYLE | A1 HEXAGON |
| HEAD HEIGHT | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.431 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | B10 SLOT |
| MANUFACTURERS CODE | 77445 |
| DESIGN CONTROL REFERENCE | 196538 |
Restrictions/Controls & Freight Information | NSN 5305-00-298-1277
| 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 | ||
| 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 |