NSN 5305-00-544-3075 HT404A521, HT404A5-21, HT51UA21
Product Details | SHOULDER SCREW
5305-00-544-3075 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
Part Alternates: HT404A521, HT404A5-21, HT51UA21, 54267521, 54267-5-21, 3M51521, 3M51-5-21, 5305-00-544-3075, 00-544-3075, 5305005443075, 005443075
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 06 OCT 1974 | 00-544-3075 | 22846 ( SCREW, SHOULDER ) |
Drawings & Photos | NSN 5305-00-544-3075
Cross Reference | NSN 5305-00-544-3075
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3M51-5-21 | 76301 | BOEING COMPANY, THE DBA BOEING |
| 54267-5-21 | 56878 | SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION |
| 54267-5-21 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP |
| HT404A5-21 | 92215 | ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS |
| HT51UA21 | 73197 | HI-SHEAR CORPORATION |
| HT51UA21 | L4528 | LISI AEROSPACE CANADA CORP |
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Technical Data | NSN 5305-00-544-3075
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.506 INCHES MINIMUM AND 0.573 INCHES MAXIMUM |
| FASTENER LENGTH | 1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| HEAD STYLE | C50 FLAT COUNTERSUNK |
| HEAD DIAMETER | 0.629 INCHES MINIMUM AND 0.634 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | D9 HIGH-TORQUE |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SHOULDER DIAMETER | 0.327 INCHES MINIMUM AND 0.328 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 1.218 INCHES MINIMUM AND 1.240 INCHES MAXIMUM FIRST SHOULDER |
Restrictions/Controls & Freight Information | NSN 5305-00-544-3075
| 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: | 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 | ||