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NAS6205-7D
Close Tolerance Bolt-Drilled Shank
Description
Close Tolerance Bolt-Drilled Shank
Specifications
| Country of Origin | USA |
|---|---|
| Distance From Head Largest Bearing Surface To Shank Hole Center | 1.132 inches all holes |
| Drilling | Drilled Head |
| End Application | C-130 aircraft |
| Fastener Length | Between 1.299 inches and 1.329 inches |
| Grip | 0.438 in |
| Grip Diameter | Between 0.311 inches and 0.312 inches |
| Grip Length | Between 0.861 inches and 0.891 inches |
| Grip Tolerance | ±0.010 in |
| Head Height | Between 0.156 inches and 0.171 inches |
| Head Style | Dished hexagon |
| Head Type | Hexagon |
| Industry Standards/Certification | NAS6205 |
| Length | 0.876 in |
| Material | Steel |
| Material Specification | Ams6349 assn standard single material response or ams6382 assn standard single material response or ams6415 assn standard single material response or ams6484 assn standard single material response or ams6322 assn standard single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Part Name Assigned By Controlling Agency | Close tolerance hex head tension bolt |
| Shank Unthreaded Hole Diameter | 0.076 inches and 0.086 inches all holes |
| Special Features | Embrittlement requirement per nas4002 |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Class 2 federal specification single treatment response type 2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.3125 |
| Thread Direction | Right-hand |
| Thread Length | 0.438 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 0.3125-24, 5/16 |
| Weight | 0.0025 lb |
| Width Between Flats | Between 0.492 inches and 0.502 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS6205-7D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error