5307-00-050-9940

ring, lock serrated

An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.

1.570 inches nominal

The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

steel comp 303

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

0.312 inches nut thread

A designation that is used for the purpose of general identification of the thread.

0.375 inches stud thread

A designation that is used for the purpose of general identification of the thread.

6

The number of serrations on the item.

0.429 inches minimum and 0.434 inches maximum

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

locked in

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

passivate overall

The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

3a nut thread

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

right-hand nut thread

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.

right-hand stud thread

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.

0.450 inches nominal stud thread

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

0.560 inches nominal nut thread

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

+0.3358 to 0.3378 inches stud thread

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

unc stud thread

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

unf nut thread

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

16 stud thread

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

24 nut thread

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

A

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

U

Precious metal content is unknown

X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

0016012

BZ

A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

W

Rating variable

9

Other or no special handling required (sh)

Z

No special type of cargo code applicable

48950

575

Nails, iron or steel (less than 35 feet)

SG

093486

bolts,nuts or screws, noi (sub 3)

Z