Price and availability subject to change. All orders subject to acceptance.
NSN
5305-00-812-4873
Description
Screw, Close Tolerance
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
5305-00-812-4873
NIIN
00-812-4873
FSC
5305
FSG
53
Item Name
Screw, Close Tolerance
INC
29294
Assigned Date
01-JAN-1962
Status
Active
Technical characteristics
Thread Class
3A
Thread Direction
Right-hand
Thread Length
0.641 inches minimum
Fastener Length
2.812 inches minimum and 2.859 inches maximum
Head Style
Flat countersunk
Head Diameter
0.756 inches minimum and 0.760 inches maximum
Grip Diameter
0.3735 inches minimum and 0.3745 inches maximum
Internal Drive Style
High-torque
Nominal Thread Diameter
0.375 inches
Grip Length
2.188 inches nominal
Thread Quantity per Inch
24
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell C minimum overall and 40.0 rockwell C maximum overall
Countersink Angle
99.0 degrees minimum and 101.0 degrees maximum
Surface Finish
32.0 microinches grip
Surface Finish
32.0 microinches threads
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 or steel comp 4130 overall
Material Document and Classification
MIL-S-5626 mil spec 1ST material response overall or MIL-S-5400 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 or MIL-S-6758 mil spec 6TH material response overall
Surface Treatment
Cadmium overall and chromate overall
Surface Treatment Document and Classification
QQ-P-416, ty 2, cl 3 fed spec single treatment response overall
Thread Series Designator
UNF
Specification/Standard Data
80205-NAS586 professional/industrial association standard
Manufacturers
National Aerospace Standards (CAGE 80205) — Type C
