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National Stock Number:
5305-01-320-1055
Federal Supply Class:
5305
National Item Identification Number:
013201055
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 6310220-002 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6310220-002 | 59364 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | THREAD QUANTITY PER INCH | 36 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.285 INCHES MINIMUM AND | | 0.330 INCHES MAXIMUM | | FASTENER LENGTH | 1.820 INCHES MINIMUM AND | | 1.860 INCHES MAXIMUM | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMATE FIRST SHOULDER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320 CL 2 FED SPEC SINGLE TREATMENT RESPONSE FIRST SHOULDER | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.160 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.438 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.246 INCHES MINIMUM AND | | 0.247 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 1.530 INCHES MINIMUM AND | | 1.535 INCHES MAXIMUM FIRST SHOULDER | | SPECIAL FEATURES | RELIEF BETWEEN HEAD AND SHOULDER; RELIEF BETWEEN SHOULDER AND THREAD; POINT SLOTTED EACH SIDE 0.035 IN. NOM WIDTH; 0.180 IN. NOM LG; SURFACE FINISH ON SHOULDER 32.0 MICROINCHES; 63.0 MICROINCHES ON THREADS |
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