Part Details | MACHINE SCREW
5305-01-077-7899 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: 172UNF2AX0.37, 1-72UNF2AX0.37, 172UNF2AX.37, 1-72UNF2AX.37, 048491, 5305-01-077-7899, 01-077-7899, 5305010777899, 010777899
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 31, 1979 | 01-077-7899 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-077-7899
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1-72UNF2AX0.37 | 70318 | ALLMETAL SCREW PRODUCTS CORP.DBA ALL METAL SCREW PRODUCTS |
| 1-72UNF2AX.37 | 70318 | ALLMETAL SCREW PRODUCTS CORP.DBA ALL METAL SCREW PRODUCTS |
| 048491 | 89305 | SIMMONDS PRECISION PRODUCTS INC |
Technical Data | NSN 5305-01-077-7899
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.073 INCHES |
| THREAD QUANTITY PER INCH | 72 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.282 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| FASTENER LENGTH | 0.340 INCHES MINIMUM AND 0.370 INCHES MAXIMUM |
| SCREW MATERIAL | 2$3 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | BQQ-S-763$JGCASTM A582 1ST MATERIAL RESPONSE |
| HEAD STYLE | 9 DISHED HEXAGON |
| HEAD DIAMETER | 0.149 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |