Price and availability subject to change. All orders subject to acceptance.
NSN
5306-00-297-4273
Description
Bolt, Internal Wrenching
Manufacturer
On quotation
CAGE code
On quotation
Condition
On quotation
Certs
On quotation
Rev level
On quotation
Shelf life
On quotation
Manufacturer, condition, certifications, revision and shelf life depend on the lot supplied and are stated on your quotation.
Part identification
NSN
5306-00-297-4273
NIIN
00-297-4273
FSC
5306
FSG
53
Item Name
Bolt, Internal Wrenching
INC
06666
Assigned Date
01-JAN-1963
Status
Active
Technical characteristics
Thread Class
3A
Thread Direction
Right-hand
Thread Length
0.662 inches minimum and 0.712 inches maximum
Fastener Length
2.609 inches minimum and 2.639 inches maximum
Head Diameter
0.639 inches minimum and 0.649 inches maximum
Head Height
0.375 inches nominal
Internal Drive Style
Hexagon
Nominal Thread Diameter
0.375 inches
Width Across Flats
0.313 inches minimum and 0.315 inches maximum
Thread Quantity per Inch
24
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
34.0 rockwell C minimum overall and 40.0 rockwell C maximum overall
Material
Steel comp 4140 overall or steel comp E4340 overall or steel comp 6150 overall or steel comp 8735 overall or steel comp 8740 overall
Material Document and Classification
MIL-S-5626 mil spec 1ST material response overall or MIL-S-5000 mil spec 2ND material response overall or MIL-S-8503 mil spec 3RD material response overall or MIL-S-6098 mil spec 4TH material response overall or MIL-S-6049 mil spec 5TH 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
UNF
Manufacturers
Military Standards (CAGE 96906) — Type M
National Aerospace Standards (CAGE 80205) — Type C
