The Seat,valve, cataloged under National Stock Number 4820-01-218-8026, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-218-8026 |
| Primary Part Number | 29708 PIECE 2 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Style Designator | PLAIN |
| Material Document and Classification | MIL-S-872 CL-D COND.HT MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | STEEL OVERALL |
| Seating Surface Shape | FLAT |
| Body Outside Diameter | 3.125 INCHES NOMINAL IN |
| Body Inside Diameter | 2.485 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 29708 PIECE 2 | Crane Co Div Valve Div (USA) |
| S4824-H-3229843 PIECE 2 | Naval Ship Systems Command (USA) |
| S4824-H-3229843 | Naval Ship Systems Command (USA) |
| 29708 PIECE 2 | Crane Nuclear Inc (USA) |
| 29708 | Crane Co Div Valve Div (USA) |
NSN 4820-01-218-8026 is a Seat,valve, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-218-8026 has 5 cross-referenced part numbers: 29708 PIECE 2 (Crane Co Div Valve Div), S4824-H-3229843 PIECE 2 (Naval Ship Systems Command), S4824-H-3229843 (Naval Ship Systems Command), 29708 PIECE 2 (Crane Nuclear Inc), 29708 (Crane Co Div Valve Div).
There are 7 known substitutes for 4820-01-218-8026: 5940-00-549-6581, 4820-00-757-2970, 6210-01-032-2402 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 29708 PIECE 2: Overall Height: 1.130 INCHES MINIMUM AND 1.370 INCHES MAXIMUM IN; Style Designator: PLAIN; Material Document and Classification: MIL-S-872 CL-D COND.HT MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.