M63540/4-8 Self-Locking Stud
5307-01-331-8699
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Official Item Classification
- Name
- Self-Locking Stud
- Part Number
- M63540/4-8
- (NSN) National Stock Number
- 5307-01-331-8699
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5307 Studs
- (INC) Item Name Code
- 27783
- (FIIG) Federal Item Identification Guide
- A051A0
- Date
- 12/29/1990 (35 years ago)
0.563 inches nominal nut thread thread length, 0.075 inches maximum head length, right-hand nut thread thread direction, 2a nut thread thread class, 0.195 inches minimum and 0.215 inches maximum head diameter
Specs & Compatibility
2a nut thread
right-hand nut thread
0.563 inches nominal nut thread
0.195 inches minimum and 0.215 inches maximum
0.075 inches maximum
self-clinching head
0.212 inches maximum
0.610 inches minimum and 0.640 inches maximum
40 nut thread
0.112 inches nut thread
steel corrosion resisting or steel comp 303 or steel comp 303se
astm a493 xm-7 assn std 1st material response or astm a582 assn std 2nd material response or astm a582 assn std 3rd material response
passivate overall
astm a380 assn std single treatment response overall
self-locking
unc nut thread
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0027783
Related Hardware Products
| Part Number | Description |
|---|---|
| M63540/4-8 | Self-Locking Stud |