NSN 4730-00-203-0823 SCB66455, SC-B-66455, 00-203-0823
Product Details | UNION NUT
4730-00-203-0823 An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes NUT (1), TUBE COUPLING.202109000004730000000
Part Alternates: SCB66455, SC-B-66455, 4730-00-203-0823, 00-203-0823, 4730002030823, 002030823
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 01 JAN 1963 | 00-203-0823 | 19964 ( NUT, UNION ) |
Drawings & Photos | NSN 4730-00-203-0823
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Technical Data | NSN 4730-00-203-0823
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNS |
| NOMINAL THREAD SIZE | 0.812 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | COPPER ALLOY 360 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMIUM OVERALL |
| HARDNESS RATING | NOT RATED |
| NUT STYLE | A370 ROUND |
| SHOULDER WIDTH | 0.156 INCHES NOMINAL |
| NUT DIAMETER | 1.000 INCHES NOMINAL |
| NUT HEIGHT | 1.000 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 0.630 INCHES NOMINAL |
| SHOULDER STEP WIDTH | 0.125 INCHES NOMINAL |
| SHOULDER SEAT DIAMETER | 0.656 INCHES NOMINAL |
| TEMP RATING | NOT RATED |
| MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED | NOT RATED |
Restrictions/Controls & Freight Information | NSN 4730-00-203-0823
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||