The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-00-638-8539, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-638-8539 |
| Primary Part Number | 216461 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana |
| Status | ACTIVE |
| Distance From Largest Bearing Surface of Head to End of Second Diameter | 1.350 INCHES NOMINAL IN |
| Head Height | 0.281 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Externally Relieved Body Diameter Quantity | 2 |
| Surface Treatment | CADMIUM OVERALL |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Thread Series Designator | UNF |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.270 INCHES NOMINAL IN |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Thread Class | 3A A |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Length | 0.525 INCHES MINIMUM IN |
| Second Diameter From Head | 0.231 INCHES NOMINAL IN |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Fastener Length | 1.875 INCHES NOMINAL IN |
| First Diameter From Head | 0.311 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 24 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5306-00-638-8539 is a Bolt,externally Relieved Body, manufactured by Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-638-8539 has 2 cross-referenced part numbers: 216461 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 216461 (Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana).
There are 3 known substitutes for 5306-00-638-8539: 5905-00-438-0506, 5995-00-550-0214, 6750-01-427-2370. Verify interchangeability with system specifications before substitution.
Key specifications for 216461: Distance From Largest Bearing Surface of Head to End of Second Diameter: 1.350 INCHES NOMINAL IN; Head Height: 0.281 INCHES NOMINAL IN; Material: STEEL OVERALL; Externally Relieved Body Diameter Quantity: 2. 19 total characteristics are documented in the Federal Logistics Information System.