The Valve,gate, cataloged under National Stock Number 4820-01-535-8084, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Nibco Inc Chemtrol Div. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-535-8084 |
| Primary Part Number | F-617-ON-2.5IN |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Nibco Inc Chemtrol Div |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | PLAIN |
| Maximum Operating Temp and Media for Which Designed | 353.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF |
| Operating Pressure and Type | 125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | NONRISING |
| Connection Type | FLANGE, ROUND W/HOLES |
| Material Document and Classification | ASTM A126 CLASS B ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM A126 CLASS B ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM A126 CLASS B ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | BRASS NATIONAL SPEC SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 2.500 INCHES IN |
| Features Provided | BONNET PACKING |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Bolt Hole Quantity | 4 |
| Flange Diameter | 7.000 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Flange Width | 0.690 INCHES IN |
| Face to Face Distance | 7.500 INCHES IN |
| Pressure Class | ERR-060 |
| Material | IRON CAST UNS F12102 DISK |
| Material | IRON CAST UNS F12102 BODY |
| Material | COPPER ALLOY STEM |
| Material | IRON CAST UNS F12102 SEAT |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| F-617-ON-2.5IN PRIMARY | Nibco Inc Chemtrol Div (USA) |
| Reference | Meaning |
|---|---|
| F-617-ON-2.5IN | 5/9 Secondary reference Nibco Inc |
| F-617-ON 2.5IN | 3/9 Design control — primary reference Nibco Inc |
NSN 4820-01-535-8084 is a Valve,gate, manufactured by Nibco Inc Chemtrol Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-535-8084 has 1 manufacturer part number on file: F-617-ON-2.5IN (Nibco Inc Chemtrol Div).
Key specifications for F-617-ON-2.5IN: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: PLAIN; Maximum Operating Temp and Media for Which Designed: 353.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF. 25 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.