Part Details | MACHINE SCREW
5305-01-271-2041 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.
Alternate Parts: 3M89357, 3M893-5-7, MA389357, MA3893-5-7, SC216357, SC2163-5-7, 3M89357, 3M893-5-7, A53257, A532-5-7, A53257, A532-5-7, 10113621, AIC94057, AIC940-5-7, 3M89357, 3M893-5-7, MA389357, MA3893-5-7, 5305-01-271-2041, 01-271-2041, 5305012712041, 012712041
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 20, 1988 | 01-271-2041 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-271-2041
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3M893-5-7 | 58845 | ABOUNDING SECURITY INCDIV OF MAA CORP |
| MA3893-5-7 | 58845 | ABOUNDING SECURITY INCDIV OF MAA CORP |
| SC2163-5-7 | 06950 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 3M893-5-7 | 76301 | BOEING COMPANY, THEDBA BOEING |
| A532-5-7 | 17446 | HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND |
| A532-5-7 | 97928 | HUCK INTL INC |
| 10113621 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| AIC940-5-7 | 06725 | SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES |
| 3M893-5-7 | 45722 | USM CORPSUB OF EMHART INDUSTRIES INC |
| MA3893-5-7 | 45722 | USM CORPSUB OF EMHART INDUSTRIES INC |
Technical Data | NSN 5305-01-271-2041
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM |
| FASTENER LENGTH | 0.892 INCHES MINIMUM AND 0.922 INCHES MAXIMUM |
| SCREW MATERIAL | 8$DST8740 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | BMIL-S-5000$CMIL-S-6049$JGCAMS6322 3RD MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | ALUMINUM AND CHROMATE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488,TYPE 2,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 4 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.594 INCHES MINIMUM AND 0.615 INCHES MAXIMUM |
| HEAD HEIGHT | 0.203 INCHES MINIMUM AND 0.218 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |