NSN 5305-00-139-7070

Part Details | MACHINE SCREW

5305-00-139-7070 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: 5305001397070, 5305001397070, SMB374892, 5305-00-139-7070, 00-139-7070, 5305001397070, 001397070

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 01, 197100-139-707006657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5305-00-139-7070
Part Number Cage Code Manufacturer
5305001397070A00AME.C.A ETABLISSEMENT CENTRALDESAPPROVISIONNEMENTS DES FORCES
5305001397070SCY13E.C.A ETABLISSEMENTCENTRALD'APPROVISIONNEMENT DES
SMB37489280063US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS
Technical Data | NSN 5305-00-139-7070
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.178 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
FASTENER LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
SCREW MATERIAL0$DST1020
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONFED-STD-664JBCQQ-S-631 FED STD 1ST MATERIAL RESPONSE
SCREW SURFACE TREATMENT NICKEL AND CHROMIUM
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE
HEAD STYLE HEXAGON
HEAD HEIGHT0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM
BEARING SURFACE OF HEAD SURFACE FINISH32.0 MICROINCHES