Setscrew

YMS1S49-0166PC28

(NSN) National Stock Number

5305-00-013-9009

Federal Supply Classification

5305 Screws

Item Name Code

06672

Schedule B Code

7318152000

Summary

3a thread class, right-hand thread direction, 0.250 inches maximum thread length, 0.250 inches nominal fastener length, headless (setscrew) head style, cup point style

DAC	HCC	DMIL	RNCC
X	-	-	3

RNVC	SADC	MSDS	RNAAC
2	-	-	XX

Identification

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

INC	FIIG	Concept	Condition
06672	A003B0	-	1

Specifications

Thread Class

Details

A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

Thread Direction

right-hand

Details

The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

Thread Length

0.250 inches maximum

Details

A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

Fastener Length

0.250 inches nominal

Details

The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.

Head Style

headless (setscrew)

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the head.

Point Style

cup

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the point.

Internal Drive Style

hexagon

Details

The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.

Nominal Thread Diameter

0.250 inches

Details

The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.

Width Across Flats

0.125 inches nominal

Details

The shortest straight line between flats,perpendicular to the height.

Thread Quantity Per Inch

Details

The number of threads on the item per linear inch measured on a line parallel to the thread axis.

Hardness Rating

45.0 rockwell c minimum overall and 53.0 rockwell c maximum overall

Details

A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

Material

steel overall

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Thread Series Designator

unf

Details

A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

Nondefinitive Spec/Std Data

3 type and 4 style

Details

The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
139009	21450	1	-	5	2	-	BF
2101PC28	69266	5	-	3	2	-	ZZ
2102PC28	69266	5	-	3	2	-	ZZ
2105PC28	69266	5	-	3	2	-	ZZ
2110PC28	69266	5	-	3	2	-	ZZ
2302PC28	69266	5	-	3	2	-	ZZ
2305PC28	69266	5	-	3	2	-	ZZ
2310PC28	69266	5	-	3	2	-	ZZ
2402PC28	69266	5	-	3	2	-	9Z
2405PC28	69266	5	-	3	2	-	9Z
2410PC28	69266	5	-	3	2	-	9Z
3801PC180	69266	5	-	3	2	-	9Z
3803PC180	69266	5	-	3	2	-	9Z
4102PC252	69266	5	-	3	2	-	9Z
4105PC252	69266	5	-	3	2	-	9Z
4405PC28	69266	5	-	3	2	-	9Z
4410PC28	69266	5	-	3	2	-	9Z
5502PC28	69266	5	-	3	2	-	9Z
5505PC28	69266	5	-	3	2	-	9Z
5510PC28	69266	5	-	3	2	-	9Z
7002PC28	69266	5	-	3	2	-	ZZ
7005PC28	69266	5	-	3	2	-	9Z
7010PC28	69266	5	-	3	2	-	ZZ
76R1	69266	5	-	3	2	-	9Z
9302PC246	69266	5	-	3	2	-	9Z
139009	15434	X	-	5	2	-	XX
S1546	15434	X	-	3	2	-	XX
8961PC21	66897	X	-	5	9	-	XX
M31524	66897	X	-	5	9	-	XX
FFS103TYPE3STYLE	81348	X	-	4	1	-	XX
FFS103TYPE3STYLE4	81348	X	-	4	1	-	XX
139009	24617	X	-	5	9	-	XX
922062	07524	X	-	3	2	-	XX
E2324PC33	07524	6	-	5	9	-	XX
E2328PC33	07524	6	-	5	9	-	XX
E2391PC33	07524	6	-	5	9	-	XX
139009	7X677	5	-	C	1	-	ZZ
411294	65282	X	-	5	9	-	XX
2101PC28	24047	5	-	5	9	-	ZZ
2102PC28	24047	5	-	5	9	-	ZZ
2105PC28	24047	5	-	5	9	-	ZZ
2110PC28	24047	5	-	5	9	-	ZZ
2302PC28	24047	5	-	5	9	-	ZZ
2305PC28	24047	5	-	5	9	-	ZZ
2310PC28	24047	5	-	5	9	-	ZZ
2402PC28	24047	5	-	5	9	-	9Z
2405PC28	24047	5	-	5	9	-	9Z
2410PC28	24047	5	-	5	9	-	9Z
3801PC180	24047	5	-	5	9	-	9Z
3803PC180	24047	5	-	5	9	-	9Z
4102PC252	24047	5	-	5	9	-	9Z
4105PC252	24047	5	-	5	9	-	9Z
4402PC28	24047	X	-	3	2	-	XX
4405PC28	24047	5	-	5	9	-	9Z
4410PC28	24047	5	-	5	9	-	9Z
5502PC28	24047	5	-	5	9	-	9Z
5505PC28	24047	5	-	5	9	-	9Z
5510PC28	24047	5	-	5	9	-	9Z
7002PC28	24047	5	-	5	9	-	ZZ
7005PC28	24047	5	-	5	9	-	9Z
7010PC28	24047	5	-	5	9	-	ZZ
76R1	24047	5	-	5	9	-	9Z
9302PC246	24047	5	-	5	9	-	9Z
17Y2523PC180	80064	X	-	3	2	-	XX
17Y2525PC180	80064	X	-	3	2	-	XX
82311S4105-50250	80064	X	-	3	2	-	XX
82312S41-147ALT1	80064	X	-	3	2	-	XX
82312S4105-50039	80064	X	-	3	2	-	XX
AM57S49-302PC28	80064	X	-	3	2	-	XX
AM57S49-305PC28	80064	X	-	3	2	-	XX
AM57S49-310PC28	80064	X	-	3	2	-	XX
AMC61S49-102PC28	80064	X	-	3	2	-	XX
AMC61S49-105PC28	80064	X	-	3	2	-	XX
AMC61S49-110PC28	80064	X	-	3	2	-	XX
AP21S49-03PC252	80064	X	-	3	2	-	XX
AP21S49-06PC252	80064	X	-	3	2	-	XX
APC1S49-23PC28	80064	X	-	3	2	-	XX
APC1S49-26PC28	80064	X	-	3	2	-	XX
APC1S49-31PC28	80064	X	-	3	2	-	XX
CVE105S4902-2513	80064	X	-	3	2	-	XX
CVE105S4902-2515	80064	X	-	3	2	-	XX
PC578S49-143PC28	80064	X	-	3	2	-	XX
PC578S49-146PC28	80064	X	-	3	2	-	XX
PC578S49-151PC28	80064	X	-	3	2	-	XX
S4700H3109396PC2	80064	X	-	3	2	-	XX
Y065S49-170PC28	80064	X	-	3	2	-	XX
Y065S49-173PC28	80064	X	-	3	2	-	XX
Y065S49-178PC28	80064	X	-	3	2	-	XX
YMS1S49-0163PC28	80064	X	-	3	2	-	XX
YMS1S49-0171PC28	80064	X	-	3	2	-	XX