The Seat,valve, cataloged under National Stock Number 4820-01-215-1568, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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 | 4820-01-215-1568 |
| Primary Part Number | 249-03 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.375 INCHES NOMINAL IN |
| Flange Diameter | 1.625 INCHES NOMINAL IN |
| Seating Surface Shape | FLAT |
| Under Flange Height | 0.250 INCHES NOMINAL IN |
| Style Designator | THREADED FLANGED |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNEF SINGLE THREADED PORTION |
| Thread Class | 2A SINGLE THREADED PORTION A |
| Body Inside Diameter | 1.125 INCHES NOMINAL IN |
| Nominal Thread Size | 1.500 INCHES SINGLE THREADED PORTION IN |
| Thread Length | 0.172 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 249-03 PRIMARY | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
| 40063-4 ITEM 20 | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
| 40063-4 | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
NSN 4820-01-215-1568 is a Seat,valve, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-215-1568 has 3 cross-referenced part numbers: 249-03 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40063-4 ITEM 20 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40063-4 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).
There are 12 known substitutes for 4820-01-215-1568: 5330-00-006-0770, 5331-00-263-5090, 2990-00-466-5797 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 249-03: Flange Seat to Disk End Height: 0.375 INCHES NOMINAL IN; Flange Diameter: 1.625 INCHES NOMINAL IN; Seating Surface Shape: FLAT; Under Flange Height: 0.250 INCHES NOMINAL IN. 11 total characteristics are documented in the Federal Logistics Information System.