The Valve,ball, cataloged under National Stock Number 4820-00-146-9407, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rgi Inc Dba Rgi Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-146-9407 |
| Primary Part Number | 1647 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Rgi Inc Dba Rgi Inc |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Material | STEEL CORROSION RESISTING BODY |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Media for Which Designed | NITROGEN, GASEOUS SECOND RESPONSE |
| Material | PLASTIC POLYAMIDE NYLON SEAT |
| Thread Class | 3B ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Connection Style | FLARE(TUBE) ALL ENDS |
| Bonnet Attachment Method | THREADED |
| Operating Pressure | 3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Operation Method | MANUAL |
| Bonnet Type | INSIDE SCREW |
| Material | STEEL CORROSION RESISTING STEM |
| Media for Which Designed | AIR FIRST RESPONSE |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 322AS149 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 1-4HT36GT | Portland Valve Llc (USA) |
| 322AS149-2 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 0489 1/4-TT | Portland Valve Llc (USA) |
| 715AN0A601 1/4 | Computer Machining Technology Corp (USA) |
| 1-4HT356GT | Portland Valve Llc (USA) |
| 1647 PRIMARY | Rgi Inc Dba Rgi Inc (USA) |
NSN 4820-00-146-9407 is a Valve,ball, manufactured by Rgi Inc Dba Rgi Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-146-9407 has 7 cross-referenced part numbers: 322AS149 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 1-4HT36GT (Portland Valve Llc), 322AS149-2 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 0489 1/4-TT (Portland Valve Llc), 715AN0A601 1/4 (Computer Machining Technology Corp) and 2 more.
There are 12 known substitutes for 4820-00-146-9407: 6240-00-017-9006, 5970-00-117-5336, 3120-00-142-0514 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1647: Style Designator: STRAIGHT THRU; Material: STEEL CORROSION RESISTING BODY; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS; Media for Which Designed: NITROGEN, GASEOUS SECOND RESPONSE. 16 total characteristics are documented in the Federal Logistics Information System.