NAS1221R3-3 Machine Bolt
5306-01-660-8043
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Official Item Classification
- Name
- Machine Bolt
- Part Number
- NAS1221R3-3
- (NSN) National Stock Number
- 5306-01-660-8043
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5306 Bolts
- (INC) Item Name Code
- 01847
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 02/03/2017 (9 years ago)
0.512 inches minimum and 0.542 inches maximum fastener length, 3a thread class, right-hand thread direction, 0.338 inches nominal thread length, flat countersunk head style
Specs & Compatibility
3a
right-hand
0.338 inches nominal
0.512 inches minimum and 0.542 inches maximum
flat countersunk
0.344 inches minimum and 0.385 inches maximum
0.1870 inches minimum and 0.1895 inches maximum
00772c682
0.1900 inches
0.178 inches minimum and 0.198 inches maximum
32
99.0 degrees minimum and 101.0 degrees maximum
offset cruciform recess
steel comp 4140 or steel comp 4340 or steel comp 8740 overall
mil-s-5626 mil spec single material response or ams6415 assn std single material response or mil-s-6049 mil spec single material response overall
cadmium overall
qq-p-416, type ii, class 2 fed 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.
0001847
Related Hardware Products
| Part Number | Description |
|---|---|
| NAS1221R3-3 | Machine Bolt |