The Bolt,tee Head, cataloged under National Stock Number 5306-00-842-8196, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc Div Torrance Operations. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-842-8196 |
| Primary Part Number | 538821 |
| Item Name | Bolt,tee Head |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Howmet Global Fastening Systems Inc Div Torrance Operations |
| Status | ACTIVE |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Material | TITANIUM ALLOY OVERALL |
| Surface Finish | 125.0 MICROINCHES TOP OF HEAD |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Surface Finish | 63.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Length | 0.356 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Head Height | 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Fastener Length | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Head Style | TEE NO. 3 |
| Thread Class | 3A A |
| Head Length | 0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Width Between Flats | 0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5306-00-842-8196 is a Bolt,tee Head, manufactured by Howmet Global Fastening Systems Inc Div Torrance Operations, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-842-8196 has 3 cross-referenced part numbers: 538821 (Howmet Global Fastening Systems Inc Div Torrance Operations), 538821 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 538821 (Royal Oak Gage, Inc).
There are 2 known substitutes for 5306-00-842-8196: 5365-00-285-8594, 4730-00-595-0083. Verify interchangeability with system specifications before substitution.
Key specifications for 538821: Nominal Thread Diameter: 0.190 INCHES IN; Thread Direction: RIGHT-HAND; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF); Material: TITANIUM ALLOY OVERALL. 17 total characteristics are documented in the Federal Logistics Information System.