The Stem,fluid Valve, cataloged under National Stock Number 4820-01-228-7838, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Crane Co Div Valve Div. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-228-7838 |
| Primary Part Number | 29955 PC3,4,5,8,2IN |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 DISK AND 1 RING AND 1 WASHER |
| Valve Type for Which Designed | GLOBE |
| Largest Outside Diameter | 1.125 INCHES NOMINAL IN |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Valve Model Number for Which Designed | 3852U |
| Material Document and Classification | ASTM A216 GR,WCB ASSN STD SINGLE MATERIAL RESPONSE |
| Valve Size for Which Designed | 2.000 INCHES IN |
| Material | STEEL COMP 410 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 29955 PC3,4,5,8,2IN PRIMARY | Crane Co Div Valve Div (USA) |
| 29955 PIECE 3,4,5,8-2IN COMP B | Crane Co Div Valve Div (USA) |
| Reference | Meaning |
|---|---|
| 29955 | D/9 Drawing number reference only Crane Co Div Valve Div |
| 29955 PIECE 3,4 | C/1 Advisory reference — outside the item-of-supply concept Crane Co Div Valve Div |
NSN 4820-01-228-7838 is a Stem,fluid Valve, manufactured by Crane Co Div Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-228-7838 has 2 manufacturer part numbers on file: 29955 PC3,4,5,8,2IN (Crane Co Div Valve Div), 29955 PIECE 3,4,5,8-2IN COMP B (Crane Co Div Valve Div).
Key specifications for 29955 PC3,4,5,8,2IN: Furnished Items and Quantity: 1 DISK AND 1 RING AND 1 WASHER; Valve Type for Which Designed: GLOBE; Largest Outside Diameter: 1.125 INCHES NOMINAL IN; Stem Actuating End Type: THREADED EXTERNALLY. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.