NAS6204-29H

Part identification

NSN	5306-01-290-9677
NIIN	01-290-9677
FSC	5306
FSG	53
Item Name	Bolt, Shear
INC	15903
Assigned Date	20-DEC-1988
Status	Active

Technical characteristics

Thread Class	3A
Thread Direction	Right-hand
Thread Length	0.345 inches minimum and 0.395 inches maximum
Fastener Length	2.167 inches minimum and 2.197 inches maximum
Head Style	Dished hexagon
Head Height	0.125 inches minimum and 0.140 inches maximum
Width Between Flats	0.429 inches minimum and 0.439 inches maximum
Hole Diameter	0.046 inches minimum and 0.056 inches maximum
Grip Diameter	0.2485 inches minimum and 0.2495 inches maximum
Nominal Thread Diameter	0.250 inches
Grip Length	1.802 inches minimum and 1.822 inches maximum
Hole Quantity	3
Hole Type	Drilled
Thread Quantity per Inch	28
Minimum Tensile Strength	160000 pounds per square inch
Hardness Rating	40.0 rockwell C minimum overall and 46.0 rockwell C maximum overall
Hole Configuration Style	Hexagon corners
Surface Finish	32.0 microinches bearing surface of head
Surface Finish	32.0 microinches grip
Surface Finish	32.0 microinches threads
Material	Steel comp E4340 overall or steel comp 8740 overall
Material Document and Classification	MIL-S-5000 mil spec 1ST material response overall or MIL-S-6049 mil spec 2ND material response overall or ams 6322 assn std 2ND material response overall
Surface Treatment	Cadmium overall and chromate overall
Surface Treatment Document and Classification	QQ-P-416 ty 2 cl 2 fed spec single treatment response overall
Thread Series Designator	UNJF
Specification/Standard Data	80205-NAS6204 professional/industrial association standard

Manufacturers

National Aerospace Standards (CAGE 80205) — Type C

Alternate part numbers

NAS6204-29H (CAGE 80205)