5305-01-284-5260
Close Tolerance Screw
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Official Item Classification
- Name
- Close Tolerance Screw
- (NSN) National Stock Number
- 5305-01-284-5260
- (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
- 08/25/1988 (38 years ago)
3a thread class, flat countersunk head style, 0.700 inches minimum and 0.730 inches maximum fastener length, right-hand thread direction, 0.378 inches minimum and 0.428 inches maximum thread length
Specs & Compatibility
3a
right-hand
0.378 inches minimum and 0.428 inches maximum
0.700 inches minimum and 0.730 inches maximum
flat countersunk
0.3504 inches minimum and 0.3988 inches maximum
0.2485 inches minimum and 0.2495 inches maximum
torque-set ribbed
0.250 inches
0.302 inches minimum and 0.322 inches maximum
28
160000 pounds per square inch
99.0 degrees minimum and 101.0 degrees maximum
iron alloy 660 overall
ams 5737 assn std single material response or ams 5731 assn std single material response or ams 5732 assn std single material response overall
passivate overall
qq-p-35 fed spec single treatment response overall
unjf
80205-nas1581 professional/industrial association standard
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 |
|---|---|
| NAS1581C4R5 | Close Tolerance Screw |