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National Stock Number:
5305-00-606-8179
Federal Supply Class:
5305
National Item Identification Number:
006068179
Description:
SCREW,MACHINE
Detail:
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.
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Manufacturer Information:
| 10018762-042 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 10555157-2 | 19200 | US ARMY ARDEC RDECOM | | 340-920-0071 | 1K426 | MOOG INC. | | 1067738-16 | 28527 | L3HARRIS TECHNOLOGIES, INC. | | 1067738G16 | 28527 | L3HARRIS TECHNOLOGIES, INC. | | 10555157-2 | S0442 | SCHAUBLIN LTD | | HT04S40S04 | 0EER9 | ANIXTER INC. | | A524838 | 23667 | SMITHS DETECTION INC. | | 752640-126 | 56232 | LOCKHEED MARTIN CORPORATION | | HT04S40S04 | 56563 | ALIGN AEROSPACE LLC | | C320004423 | 88818 | KEARFOTT CORPORATION | | 74455123026 | 89944 | ELBITAMERICA, INC. | | 7600754-007 | 93322 | GE AVIATION SYSTEMS LLC DBA GE AVIATION | | 340-920-0071 | 99932 | MOOG INC. | | S4-40X1-4 | 00779 | TE CONNECTIVITY CORPORATION | | NT345S0440VC4 | 02310 | PATTONAIR USA INC | | S4-40X1-4 | 02660 | AMPHENOL CORP SPECTRA-STRIP/ITD | | S4-40X1-4 | 13074 | MULTI-FLEX SEALS INC | | S14-40X1-4 | 13074 | MULTI-FLEX SEALS INC | | SMC540388-10 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | | SS0440AA04 | 97539 | APM HEXSEAL CORP | | SS440AA04 | 97539 | APM HEXSEAL CORP | | S4-40X1-4 | 97539 | APM HEXSEAL CORP | | S4-40X1-4LG | 97539 | APM HEXSEAL CORP | | S4-40X1/4-2701 | 97539 | APM HEXSEAL CORP | | SEELSKREW440X1-4 | 97539 | APM HEXSEAL CORP | | SEELSKREWS4-40NC2AX1-4 | 97539 | APM HEXSEAL CORP | | SEELSKREWS4-40UNC2AX1-4 | 97539 | APM HEXSEAL CORP | | SEELSKREWS4-40X1-4 | 97539 | APM HEXSEAL CORP | | S4-40X1-4 | U1460 | I E R SEALS LTD | | TYPES4-40X1-4 | U1460 | I E R SEALS LTD |
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Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | HEAD DIAMETER | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM | | HEAD HEIGHT | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM | | HEAD STYLE | BINDING | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | SCREW MATERIAL | STEEL CORROSION RESISTING | | SCREW SURFACE TREATMENT | PASSIVATE | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.250 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 40 |
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