National Item Identification Number

01-449-1909
014491909
5305-01-449-1909
5305014491909

National Stock Number

Item Name

SCREW,SHOULDER

Federal Supply Class

5305

Description

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.

Commercial and Government Entity Code (Supplier Data)

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06725

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81755

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17446

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27624

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06950

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ALCOA GLOBAL FASTENERS INC
DIV CITY OF INDUSTRY OPERATIONS
13001 TEMPLE AVE
LA PUENTE
CA
91746
805-991-1270

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92215

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80539

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Reference Numbers (Part Numbers)

AIC985-4-6R
C7985-4-6R
H185-4-6R
H185-4-6R
PBF1166-4-6R
VT1694F4-6-R
VT169

Required Categories

THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR

Required Description

UNJF
0.250 INCHES
28
3A
RIGHT-HAND
0.332 INCHES MINIMUM AND
0.403 INCHES M