985B4-7 Close Tolerance Screw
5305-01-270-8513
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Official Item Classification
- اسم
- Close Tolerance Screw
- رقم القطعة
- 985B4-7
- (NSN) رقم السهم الوطني
- 5305-01-270-8513
- (FSG) مجموعة الإمداد الفيدرالية
- 53 Hardware and Abrasives
- (FSC) تصنيف الإمدادات الفيدرالية
- 5305 اللعنة
- (INC) اسم العنصر الكود
- 29294
- (FIIG) دليل تحديد العناصر الفيدرالية
- A003B0
- تاريخ
- 01/14/1988 (منذ 38 سنة)
0.826 inches minimum and 0.856 inches maximum fastener length, 0.378 inches minimum and 0.428 inches maximum thread length, flat countersunk head style, right-hand thread direction, 3a thread class
Specs & Compatibility
3a
right-hand
0.378 inches minimum and 0.428 inches maximum
0.826 inches minimum and 0.856 inches maximum
flat countersunk
0.350 inches minimum and 0.399 inches maximum
0.2485 inches minimum and 0.2495 inches maximum
offset cruciform (torque set)
0.250 inches
0.428 inches minimum and 0.448 inches maximum
dry film lubricant
28
220000 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
32.0 microinches bearing surface of head
32.0 microinches grip
32.0 microinches threads
steel comp h11 overall
ams 6487 assn std single material response overall
aluminum and chromate overall
mil-c-83488 ty 2 cl 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.
0029294
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