855220 Machine Screw
5305-00-059-4550
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Official Item Classification
- Name
- Machine Screw
- Part Number
- 855220
- (NSN) National Stock Number
- 5305-00-059-4550
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 06657
- (FIIG) Federal Item Identification Guide
- A500D0
- Date
- 01/01/1963 (63 years ago)
right-hand thread direction, 2a thread class, 0.136 inches minimum and 0.229 inches maximum thread length, flat countersunk head style, 0.281 inches minimum and 0.312 inches maximum fastener length
Specs & Compatibility
2a
right-hand
0.136 inches minimum and 0.229 inches maximum
0.281 inches minimum and 0.312 inches maximum
flat countersunk
0.244 inches minimum and 0.279 inches maximum
cross recess type 1
w/s:radar set, firefinder (an/tpq-36); trainer, b-1b aircraft; engine, aircraft, tf-33-p-7 (c-141a/b); close in weapon system (ciws-phalanx); helicopter, mh-53e; aircraft (ac-130h, mc-130h, ec-130e, hc-130); armored security vehicle, model xm1117; missile, air intercept, sidewinder (aim-9); air compressors, high pressure
0.138 inches
32
60000 pounds per square inch
80.0 degrees minimum and 82.0 degrees maximum
steel
qq-s-634 fed spec single material response or qq-s-637 fed spec single material response or 66 fed std single material response
cadmium and chromate
qq-p-416 ty 2 cl 3 fed spec all treatment responses
unc
3 type and 2c style
Replacement For
| Part Number | Description | |
|---|---|---|
| 5305-00-059-4914 | No Name Available | 07/03/1968 |
| 5305-00-083-9721 | No Name Available | 09/01/1982 |
| 5305-00-088-9159 | No Name Available | 01/01/1963 |
| 5305-00-754-4343 | No Name Available | 08/01/1989 |
| 5305-00-951-8850 | No Name Available | 02/20/1967 |
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.
0006657
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