The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-142-0257, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aerco International, Inc. Dba Aerco International Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-142-0257 |
| Primary Part Number | HLK-TA-BU2-1 1/2 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Aerco International, Inc. Dba Aerco International Inc |
| Status | CANCELLED |
| Nondefinitive Spec/std Data | III TYPE AND 1 CLASS AND 100 SERIES |
| First End Thread Direction | RIGHT-HAND |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Second End Relationship with First End | IDENTICAL |
| Temp Adjustability | NOT ADJUSTABLE |
| Temp Rating | 392.0 FAHRENHEIT MAXIMUM DEGF |
| Body Style | STRAIGHT THRU |
| First End Connection Type | THREADED INTERNAL PIPE |
| Thread Size and Series/type Designator | 1.500-11.5 NPT FIRST END |
| Material | COPPER ALLOY BODY |
| Flow Control Device | PLUG |
| End Connection Quantity | 2 |
| First End Style Designator | PLAIN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| HLK-TA-BU2-1 1/2 | Aerco International, Inc. Dba Aerco International Inc (USA) |
| 5249 | Aerco International, Inc. Dba Aerco International Inc (USA) |
| 1-1/2CXT W/1-1/2 SPOOL PIECE | Aerco International, Inc. Dba Aerco International Inc (USA) |
| 11113 | Aerco International, Inc. Dba Aerco International Inc (USA) |
| M19772-C1F1024 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-DTL-19772 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| N-HLK-TV-BR | Aerco International, Inc. Dba Aerco International Inc (USA) |
| TRAC STYLE P-1-1/2 INCH | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
| 11208-10 | Aerco International, Inc. Dba Aerco International Inc (USA) |
| NHLKTVBRPC19 | Aerco International, Inc. Dba Aerco International Inc (USA) |
NSN 4820-01-142-0257 is a Valve,regulating,temperature, manufactured by Aerco International, Inc. Dba Aerco International Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-142-0257 has 10 cross-referenced part numbers: HLK-TA-BU2-1 1/2 (Aerco International, Inc. Dba Aerco International Inc), 5249 (Aerco International, Inc. Dba Aerco International Inc), 1-1/2CXT W/1-1/2 SPOOL PIECE (Aerco International, Inc. Dba Aerco International Inc), 11113 (Aerco International, Inc. Dba Aerco International Inc), M19772-C1F1024 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.
There are 6 known substitutes for 4820-01-142-0257: 5330-00-932-7495, 5133-01-050-9904, 5340-01-297-1839 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for HLK-TA-BU2-1 1/2: Nondefinitive Spec/std Data: III TYPE AND 1 CLASS AND 100 SERIES; First End Thread Direction: RIGHT-HAND; Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT; Second End Relationship with First End: IDENTICAL. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-142-0257 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.