MS51981-49 Setscrew
5305-00-715-1212
Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.
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Official Item Classification
- Name
- Setscrew
- Part Number
- MS51981-49
- (NSN) National Stock Number
- 5305-00-715-1212
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 06672
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 01/01/1960 (66 years ago)
right-hand thread direction, 3a thread class, 0.490 inches minimum and 0.510 inches maximum thread length, headless (setscrew) head style, 0.490 inches minimum and 0.510 inches maximum fastener length
Specs & Compatibility
3a
right-hand
0.490 inches minimum and 0.510 inches maximum
0.490 inches minimum and 0.510 inches maximum
headless (setscrew)
oval
hexagon
0.250 inches
0.125 inches nominal
20
45.0 rockwell c minimum and 53.0 rockwell c maximum overall
steel comp 4032 or steel comp 4037 or steel comp 4137 or steel comp 4140 or steel comp 8630 or steel comp 8740 overall
aisi assn std all material responses overall
cadmium and chromate overall
qq-p-416,ty 2,cl 3 fed spec all treatment responses overall
unc
Replacement For
| Part Number | Description | |
|---|---|---|
| 5305-00-651-7629 | No Name Available | 07/30/1970 |
Regulatory Compliance
Precious metal content is unknown
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.
0006672
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| MS51049-49 | Setscrew |
| MS51981-49 | Setscrew |
| NASM51981-49 | Setscrew |