The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-217-9990, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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 | 4820-01-217-9990 |
| Primary Part Number | 40176-109 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING STEM |
| Material Document and Classification | MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material | COPPER ALLOY 922 BODY |
| Material | COPPER ALLOY 922 SEAT |
| Material Document and Classification | MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Material | COPPER ALLOY 922 FLOW CONTROL DEVICE |
| Material Document and Classification | MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| First End Bolt Hole Diameter | 0.750 INCHES NOMINAL IN |
| Flow Control Device | PISTON, BOTTOM GUIDED |
| First End Bolt Circle Diameter | 5.500 INCHES NOMINAL IN |
| First End Flange Thickness | 0.562 INCHES NOMINAL IN |
| First Connection Face to Centerline Distance | 4.937 INCHES NOMINAL IN |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| End Connection Quantity | 3 |
| First End Connection Type | PLAIN FACE FLANGE |
| Face to Face Distance | 8.812 INCHES NOMINAL IN |
| Temp Adjustability | ADJUSTABLE |
| Body Style | TEE |
| First End Style Designator | PLAIN |
| Second End Relationship with First End | IDENTICAL |
| First End Flange Outside Diameter | 7.000 INCHES NOMINAL IN |
| First End Bolt Hole Quantity | 4 |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-217-9990 is a Valve,regulating,temperature, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-217-9990 has 2 cross-referenced part numbers: 40176-109 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40176 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).
There are 12 known substitutes for 4820-01-217-9990: 2810-00-118-5251, 9540-00-261-5145, 4730-00-289-3258 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 40176-109: Material: STEEL CORROSION RESISTING STEM; Material Document and Classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE; Material: COPPER ALLOY 922 BODY; Material: COPPER ALLOY 922 SEAT. 24 total characteristics are documented in the Federal Logistics Information System.