The Seat,valve, cataloged under National Stock Number 4820-00-216-9017, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-216-9017 |
| Primary Part Number | C3125G |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Griswold Industries Dba Cla-Val Co |
| Status | ACTIVE |
| Seating Surface Shape | ANGULAR |
| Thread Series Designator | UNF SINGLE THREADED PORTION |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | NICKEL ALLOY B OVERALL |
| Style Designator | THREADED FLANGED |
| Body Inside Diameter | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Flange Seat to Disk End Height | 0.250 INCHES NOMINAL IN |
| Thread Class | 2A SINGLE THREADED PORTION A |
| Nominal Thread Size | 0.875 INCHES SINGLE THREADED PORTION IN |
| Seat Angle in Deg | 10.000 NOMINAL |
| Thread Length | 0.183 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Under Flange Height | 0.320 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4820PL1370263 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| C1507 | Griswold Industries Dba Cla-Val Co (USA) |
| C3125 | Griswold Industries Dba Cla-Val Co (USA) |
| C3125G PRIMARY | Griswold Industries Dba Cla-Val Co (USA) |
NSN 4820-00-216-9017 is a Seat,valve, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-216-9017 has 4 cross-referenced part numbers: 4820PL1370263 (Jednolity Indeks Materialowy - Uniform Material Index), C1507 (Griswold Industries Dba Cla-Val Co), C3125 (Griswold Industries Dba Cla-Val Co), C3125G (Griswold Industries Dba Cla-Val Co).
There are 8 known substitutes for 4820-00-216-9017: 4820-00-098-5324, 4940-00-168-2173, 5950-00-646-2856 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for C3125G: Seating Surface Shape: ANGULAR; Thread Series Designator: UNF SINGLE THREADED PORTION; Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: NICKEL ALLOY B OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.