Part Details | MACHINE SCREW
5305-00-491-1525 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: N144P13004C, N144P13004C, 5305-00-491-1525, 00-491-1525, 5305004911525, 004911525
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 03, 1969 | 00-491-1525 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-491-1525
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| N144P13004C | 09172 | GENERAL ELECTRIC COMATERIALS INFORMATION SERVICES |
| N144P13004C | 99971 | LOCKHEED MARTIN CORPNAVAL ELECTRONICS & SURVEILLANCE |
Technical Data | NSN 5305-00-491-1525
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.157 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| FASTENER LENGTH | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL |
| SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE |
| HEAD STYLE | 4 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD HEIGHT | 0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| SPECIAL FEATURES | FURNISHED WITH SPRING LOCK WASHER |