121557-3-A5BX Shoulder Screw
5305-01-692-5363
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Official Item Classification
- Name
- Shoulder Screw
- Part Number
- 121557-3-A5BX
- (NSN) National Stock Number
- 5305-01-692-5363
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 22846
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 12/21/2020 (5 years ago)
flat countersunk head style, 0.6355 inches nominal fastener length, right-hand thread direction, 3a thread class, 0.323 inches nominal thread length
Specs & Compatibility
3a
right-hand
0.323 inches nominal
0.6355 inches nominal
flat countersunk
0.325 inches minimum and 0.385 inches maximum
0.2041 inches minimum and 0.2051 inches maximum grip
0.3125 inches nominal grip
offset cruciform (torque set)
f16
0.190 inches
dry film lubricant
32
3900 pounds per square inch
46.0 rockwell c minimum and 50.0 rockwell c maximum overall
99.0 degrees minimum and 101.0 degrees maximum
round grip
steel comp h11 overall
ams6487 national std/spec single material response overall
aluminum and chromate overall
mil-c-83488, type ii, class 3 mil spec single treatment response overall
unjf
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.
0022846
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