5305-01-337-5990
Close Tolerance Screw
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Official Item Classification
- Name
- Close Tolerance Screw
- (NSN) National Stock Number
- 5305-01-337-5990
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 29294
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 04/18/1991 (35 years ago)
3a thread class, flat countersunk head style, 2.179 inches minimum and 2.209 inches maximum fastener length, 0.694 inches nominal thread length, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.694 inches nominal
2.179 inches minimum and 2.209 inches maximum
flat countersunk
0.829 inches minimum and 0.892 inches maximum
0.4360 inches minimum and 0.4370 inches maximum
high-torque
0.438 inches
1.490 inches minimum and 1.510 inches maximum
cetyl alcohol lubricant
20
99.0 degrees minimum and 101.0 degrees maximum
63.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads
red dye or paint on thread end before lubrication
titanium alloy uns r56400 overall
ams 4928 assn std single material response or ams 4967 assn std single material response overall
phosphate overall
bac 5861,cage81205 mfr ref 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.
0029294
Related Hardware Products
| Part Number | Description |
|---|---|
| BACB30MS7R24 | Close Tolerance Screw |