The Valve,seatless, cataloged under National Stock Number 4820-00-069-0020, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mueller Brass Co.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-069-0020 |
| Primary Part Number | A13502 |
| Item Name | Valve,seatless |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Mueller Brass Co. |
| Status | CANCELLED |
| Bonnet Type | INSIDE SCREW |
| Flow Control Device | PISTON |
| Features Provided | VALVE STEM LOCK SHIELD AND BONNET PACKING |
| Connection Style | PLAIN,OPTIONAL END(PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Bonnet Attachment Method | INTEGRAL |
| Valve Operation Method | MANUAL |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Style Designator | ANGLE |
| Thread Series Designator | NPT ALL ENDS |
| Stem Type | RISING |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Material | COPPER ALLOY OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 40MP135 | Hartford Compressors Inc (USA) |
| A13502 PRIMARY | Mueller Brass Co. (USA) |
| EP23NC090-10855 | Demarkus Corp Refrigeration Engineering Corp (USA) |
| EP23NC090 | Carrier Corp (USA) |
| MRG86170 | Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA) |
| AEX303E | Tropic-Aire Carrier Division of Mc Graw-Edison Co (USA) |
NSN 4820-00-069-0020 is a Valve,seatless, manufactured by Mueller Brass Co., classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-069-0020 has 6 cross-referenced part numbers: 40MP135 (Hartford Compressors Inc), A13502 (Mueller Brass Co.), EP23NC090-10855 (Demarkus Corp Refrigeration Engineering Corp), EP23NC090 (Carrier Corp), MRG86170 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems) and 1 more.
There is 1 known substitute for 4820-00-069-0020: 5945-01-371-4968. Verify interchangeability with system specifications before substitution.
Key specifications for A13502: Bonnet Type: INSIDE SCREW; Flow Control Device: PISTON; Features Provided: VALVE STEM LOCK SHIELD AND BONNET PACKING; Connection Style: PLAIN,OPTIONAL END(PIPE) FIRST END. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-069-0020 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.