NSN 4820-01-111-8429 011118429
Product Details | UNION NUT
4820-01-111-8429 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: 011118429
Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 47 | 01-111-8429 | 19964 ( NUT, UNION ) |
Drawings & Photos | NSN 4730-01-111-8429
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Technical Data | NSN 4820-01-111-8429
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNS |
| NOMINAL THREAD SIZE | 2.125 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | NICKEL ALLOY OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CL A HOT FINISH FED SPEC SINGLE MATERIAL RESPONSE OR ASTM B164 CL A HOT FINISH ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | NOT RATED |
| NUT STYLE | A371 HEXAGON |
| SHOULDER WIDTH | ANY ACCEPTABLE |
| NUT HEIGHT | 0.781 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 2.406 INCHES NOMINAL |
| SMALLEST INSIDE DIAMETER | 1.637 INCHES NOMINAL |
| SHOULDER STEP WIDTH | 0.172 INCHES NOMINAL |
| SHOULDER SEAT DIAMETER | 2.188 INCHES NOMINAL |
| COUNTERSINK ANGLE | 45.0 DEGREES NOMINAL FIRST END |
| TEMP RATING | NOT RATED |
| MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED | NOT RATED |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| MANUFACTURERS CODE | 80064 |
| DESIGN CONTROL REFERENCE | 803-2179934-X5XX-04 |
Restrictions/Controls & Freight Information | NSN 4820-01-111-8429
| 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 |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||