ST3M649-08-3

Part identification

NSN	5305-00-316-8095
NIIN	00-316-8095
FSC	5305
FSG	53
Item Name	Screw, Close Tolerance
INC	29294
Assigned Date	11-NOV-1973
Status	Active

Technical characteristics

Thread Class	3A
Thread Direction	Right-hand
Thread Length	0.287 inches minimum and 0.337 inches maximum
Fastener Length	0.484 inches minimum and 0.514 inches maximum
Head Style	Oval countersunk
Head Diameter	0.297 inches minimum and 0.302 inches maximum
Grip Diameter	0.1630 inches minimum and 0.1635 inches maximum
Internal Drive Style	High-torque
Nominal Thread Diameter	0.164 inches
Grip Length	0.177 inches minimum and 0.197 inches maximum
Thread Quantity per Inch	32
Minimum Tensile Strength	125000 pounds per square inch
Countersink Angle	99.0 degrees minimum and 101.0 degrees maximum
Material	Steel overall
Material Document and Classification	23-112 ty D, 76301 mfr ref single material response overall
Thread Series Designator	UNJC

Manufacturers

Alcoa Global Fasteners Inc. (CAGE 92215) — Type A

Boeing Company, The (CAGE 76301) — Type A

HI-Shear Corporation (CAGE 73197) — Type A

Huck International Inc. (CAGE 17446) — Type A

Huck Intl Inc. (CAGE 97928) — Type A

Lisi Aerospace Canada Corp. (CAGE L4528) — Type E

Paeaeesikunta (CAGE A486G) — Type H

Paul R. Briles Inc. (CAGE 27624) — Type A

SPS Technologies LLC (CAGE 56878) — Type A

SPS Technologies LLC (CAGE 80539) — Type A

Alternate part numbers

10125175 (CAGE A486G)

HT4017-08-3 (CAGE 17446)

HT4017-08-3 (CAGE 27624)

HT4017-08-3 (CAGE 56878)

HT4017-08-3 (CAGE 73197)

HT4017-08-3 (CAGE 80539)

HT4017-08-3 (CAGE 92215)

HT4017-08-3 (CAGE 97928)

HT4017-08-3 (CAGE L4528)

ST3M649-08-3 (CAGE 76301)