The Valve,regulating,temperature, cataloged under National Stock Number 4820-00-308-1270, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-308-1270 |
| Primary Part Number | 18850 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | CANCELLED |
| Material Document and Classification | QQ-A-601D, ALLOY 356, T6 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Thread Size and Series/type Designator | 3/4-16 UNF FIRST END |
| Material | ALUMINUM ALLOY 356.0 BODY |
| Thermostatic Element | LIQUID IMMERSION TYPE |
| End Connection Quantity | 2 |
| First End Thread Class | 3B |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Temp Adjustability | NOT ADJUSTABLE |
| First End Connection Type | THREADED INTERNAL BOSS |
| Temp Rating | 60.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF |
| Mounting Facility | FLANGE |
| First End Style Designator | GASKET SEAL |
| Two-Way Valve Action | DIRECT ACTING |
| Body Material | ALUMINUM ALLOY A356.0 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4820-00-308-1270 is a Valve,regulating,temperature, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-308-1270 has 2 cross-referenced part numbers: 18850 (Honeywell International Inc. Div Aerospace - Torrance), 18850 (Alliedsignal Inc Dba Allied-Signal Aerospace Co).
There are 7 known substitutes for 4820-00-308-1270: 4820-00-036-1101, 4720-00-278-1111, 6515-00-333-9700 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 18850: Material Document and Classification: QQ-A-601D, ALLOY 356, T6 FED SPEC SINGLE MATERIAL RESPONSE BODY; Thread Size and Series/type Designator: 3/4-16 UNF FIRST END; Material: ALUMINUM ALLOY 356.0 BODY; Thermostatic Element: LIQUID IMMERSION TYPE. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-308-1270 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.