FHS-256-3 Self-Locking Stud
5307-00-497-0384
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Official Item Classification
- Name
- Self-Locking Stud
- Part Number
- FHS-256-3
- (NSN) National Stock Number
- 5307-00-497-0384
- (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
- 10/08/1969 (57 years ago)
0.140 inches minimum and 0.172 inches maximum head diameter, self-clinching head locking feature, 0.171 inches minimum and 0.203 inches maximum overall length, right-hand nut thread thread direction, 2a nut thread thread class
Specs & Compatibility
2a nut thread
right-hand nut thread
0.140 inches minimum and 0.172 inches maximum
self-clinching head
0.171 inches minimum and 0.203 inches maximum
56 nut thread
0.086 inches nut thread
navy special project
steel comp 305
qq-s-763 fed spec single material response
passivate 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
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