Part Details | MACHINE SCREW
5305-00-944-8271 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: 2018491, 2018491, 2018491, MS270390806, MS27039-0806, MS270390806, MS27039-0806, MS270390806, MS27039-0806, 5305-00-944-8271, 00-944-8271, 5305009448271, 009448271
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 01, 1966 | 00-944-8271 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-944-8271
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2018491 | FB459 | EMBRAER AVIATION INTERNATIONAL |
| 2018491 | S4956 | EMBRAER EMPRESA BRASILEIRA DEAERONAUTICA SA |
| 2018491 | 001JK | EMBRAER S.A.DBA EMBRAER |
| MS27039-0806 | 9M264 | GFC INDUSTRIES INC |
| MS27039-0806 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
| MS27039-0806 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
Technical Data | NSN 5305-00-944-8271
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.344 INCHES MINIMUM AND 0.374 INCHES MAXIMUM |
| FASTENER LENGTH | 0.406 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| SCREW MATERIAL | 7$DST8630 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | BMIL-S-8695$CMIL-S-6050 3RD MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE |
| MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 3 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| HEAD HEIGHT | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |