The Stem,fluid Valve, cataloged under National Stock Number 4820-01-181-6522, 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 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-181-6522 |
| Primary Part Number | S1138 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Largest Outside Diameter | 0.755 INCHES NOMINAL IN |
| Material | STEEL |
| Material Document and Classification | ASTM A216 GR,WCB ASSN STD SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| S1138 PRIMARY | Crane Co Div Valve Div (USA) |
NSN 4820-01-181-6522 is a Stem,fluid Valve, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-181-6522 has 1 cross-referenced part number: S1138 (Crane Co Div Valve Div).
There are 2 known substitutes for 4820-01-181-6522: 5360-01-630-1913, 7510-01-680-3782. Verify interchangeability with system specifications before substitution.
Key specifications for S1138: Overall Length: 10.000 INCHES NOMINAL IN; Largest Outside Diameter: 0.755 INCHES NOMINAL IN; Material: STEEL; Material Document and Classification: ASTM A216 GR,WCB ASSN STD SINGLE MATERIAL RESPONSE. 4 total characteristics are documented in the Federal Logistics Information System.