NSN 5305-00-551-6721 NAS514P4404, NAS514P440-4, 10125383
Product Details | MACHINE SCREW
5305-00-551-6721 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: NAS514P4404, NAS514P440-4, 10125383 , 5305-00-551-6721, 00-551-6721, 5305005516721, 005516721
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-551-6721 | 06657 ( SCREW, MACHINE ) |
Drawings & Photos | NSN 5305-00-551-6721
Demand History | NSN 5305-00-551-6721
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| NAS514P4404 | 2021-09-245 | 297 | US |
| NAS514P4404 | 2020-10-295 | 650 | United States |
| NAS514P4404 | 2011-03-81 | 8 | US |
| 5305-00-551-6721 | 2009-11-324 | 20000 | us |
| NAS514P4404 | 2008-01-11 | 2 | US |
Cross Reference | NSN 5305-00-551-6721
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS514P440-4 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES |
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Technical Data | NSN 5305-00-551-6721
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| THREAD QUANTITY PER INCH | 40 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.250 INCHES MAXIMUM |
| FASTENER LENGTH | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL COMP 8630 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OR AN-S-9 MIL STD SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | CADMIUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| HEAD STYLE | A39 FLAT COUNTERSUNK |
| HEAD DIAMETER | 0.183 INCHES MINIMUM AND 0.225 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 5305-00-551-6721
| 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 | ||