Shoulder Bolt

20048

(NSN) National Stock Number

5306-00-499-9203

Federal Supply Classification

5306 Bolts

Item Name Code

04905

Schedule B Code

7318152000

Summary

Right-hand thread direction, 1.062 inches minimum thread length, 2.250 inches nominal fastener length, dee chamfer head style, 0.840 inches minimum and 0.845 inches maximum head diameter, 0.250 inches nominal head height

DAC	HCC	DMIL	RNCC
X	-	-	5

RNVC	SADC	MSDS	RNAAC
9	-	-	XX

Identification

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (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 not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.

INC	FIIG	Concept	Condition
04905	A003B0	-	1

Specifications

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

1.062 inches minimum

Details

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

Fastener Length

2.250 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

dee chamfer

Details

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

Head Diameter

0.840 inches minimum and 0.845 inches maximum

Details

The length of a straight line which passes through the center of a circular head,and terminates at the circumference.

Head Height

0.250 inches nominal

Details

A measurement from the bottom to the top of the head,in distinction from depth.

Distance From Centerline To Flat

0.445 inches nominal

Details

None.

Shoulder Diameter

0.876 inches minimum first shoulder and 0.881 inches maximum first shoulder

Details

The length of a straight line which passes through the center of the shoulder and terminates at the circumference.

Shoulder Length

0.828 inches minimum first shoulder and 0.844 inches maximum first shoulder

Details

The length of the enlarged portion of the shank on the item,in distinction from width or diameter.

Nominal Thread Diameter

0.750 inches

Details

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

Nonstandard Thread Pitch Diameter

+0.7044 to 0.7084 inches

Details

The minimum and maximum pitch diameter limits of a nonstandard straight screw thread.

Thread Quantity Per Inch

Details

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

Shoulder Shape

round first shoulder

Details

The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.

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.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
1-9-809	D9182	6	-	C	1	-	ZZ
20-X-262	D9182	6	-	C	1	-	ZZ
3A7312	D9182	6	-	C	1	-	ZZ
5306003526958	A00AM	9	-	6	9	-	YP
FS4009	20076	X	-	5	2	-	XX
108884H	31007	5	-	5	9	-	KZ
535664	23705	X	-	5	9	-	XX
536366	23705	X	-	5	9	-	XX
924628	12204	X	-	5	2	-	XX
35724	71282	X	-	5	2	-	XX
43801	71282	X	-	5	2	-	XX
40336	09386	X	-	5	9	-	XX
43801E	09386	5	-	5	9	-	ZZ
51-1107	57526	5	-	3	9	-	ZZ
51-1107	23040	X	-	5	9	-	XX
511107	23040	X	-	5	9	-	XX
108884H	89346	5	-	5	9	-	KZ
3111595	73830	X	-	5	9	-	XX
V2005	29690	X	-	5	9	-	XX
2511	0ATF2	5	-	C	1	-	ZZ
2511	54108	5	-	5	9	-	KZ
581577	00006	X	-	5	9	-	XX