bolts › close tolerance bolts
NAS1202-18
Bolt
Description
Fastener Length: 1-13/32", Thread: 8-32, Thread Length: 19/64"
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Departure From Cited Designator | As modified by special features |
| Fastener Length | 1.386 inches minimum and 1.416 inches maximum |
| Grip Diameter | 0.1625 inches minimum and 0.1635 inches maximum |
| Grip Length | 1.115 inches minimum and 1.135 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 42.0 rockwell c maximum |
| Head Diameter | 0.280 inches minimum and 0.337 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1 13/32 |
| Material | Steel |
| Material Specification | Mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6098 mil spec 3rd material response or mil-s-8503 mil spec 4th material response or mil-s-5626 mil spec 5th material response or ams 6300 assn std 6th material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Special Features | Fleet ballistic missile quality as identified by quality control no. poso911197 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2 cl 3 fed spec all treatment responses |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | 0.251 inches minimum and 0.301 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJC |
| Thread Size | 8 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1202-18. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error