NSN 5305-00-157-8281
Part Details | MACHINE SCREW
5305-00-157-8281 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: 23042ADX, 23042, 211059000, 211-0590-00, 5305-00-157-8281, 00-157-8281, 5305001578281, 001578281
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 17, 1971 | 00-157-8281 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-157-8281
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 23042ADX | 1VN02 | AIRDALE EXPRESS LLC |
| 23042 | 73734 | FEDERAL SCREW PRODUCTS INC. |
| 211-0590-00 | 80009 | TEKTRONIX, INC.DBA TEKTRONIX |
Technical Data | NSN 5305-00-157-8281
| 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 | COPPER ALLOY |
| SCREW SURFACE TREATMENT | CADMIUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A165,TY TB ASSN STD SINGLE TREATMENT RESPONSE |
| HEAD STYLE | 3 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD HEIGHT | 0.087 INCHES MINIMUM AND 0.098 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 2 CROSS RECESS TYPE 1 |
| END ITEM IDENTIFICATION | W/S: BLUE RIDGE CLASS LCC-19; TICONDEROGA CLASS CG (47); NIMITZ CLASS CVN; HELICOPTER, SEAHAWK, H-60; FMS-NEWPORT CLASS LST; OLIVER PERRY CLASS FFG; FMS-KNOX CLASS FF; EMORY S. LAND CLASS AS; INTEGRATED UNDERWATER SURVIELLANCE SYSTEMS |
