National Item Identification Number
00-151-8664
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)
06725
17446
26512
0ZC92
HEARTLAND PRECISION FASTENERS INC
301 PRAIRIE VILLAGE DR
NEW CENTURY
KS
66031
913-829-4447
27624
47253
PILGRIM SCREW CORPORATION
120 SPRAGUE ST
PROVIDENCE
RI
02907
401-274-4090
Reference Numbers (Part Numbers)
AIC551C3-768
BM19069-3-768
B1990-9
GS551C3-768
HP6551C3-768
PBF1285-3-768;
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.190 INCHES
32
3A
RIGHT-HAND
0.285 INCHES MINIMUM AND
0.351 INCHES MA