The Valve,gate, cataloged under National Stock Number 4820-01-482-8268, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bonney Forge Valve. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-482-8268 |
| Primary Part Number | L3-11-RF-1.5IN |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bonney Forge Valve |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Nominal Pipe Size Accommodated | 1.500 INCHES IN |
| Flange Face Design | RAISED |
| Stem Type | NONRISING |
| Connection Type | FLANGE, ROUND W/O HOLES |
| Material Document and Classification | AISI 410 + STELLITE ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | AISI 410 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | AISI 410 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | ASTM A105N(NORMALIZED) ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Valve Size | 1.500 INCHES IN |
| Features Provided | BONNET PACKING |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Flange Diameter | 6.125 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Flange Width | 0.8125 INCHES IN |
| Face to Face Distance | 7.500 INCHES IN |
| Pressure Class | ERR-060 |
| Material | STEEL BODY |
| Material | STEEL COMP 410 DISK |
| Material | STEEL COMP 410 STEM |
| Material | STEEL COMP 410 AND COBALT ALLOY 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 |
|---|---|
| L3-11-RF-1.5IN PRIMARY | Bonney Forge Valve (USA) |
| Reference | Meaning |
|---|---|
| L3-11-RF | D/9 Drawing number reference only Bonney Forge Valve |
| L3-11-RF-1.5IN | C/1 Advisory reference — outside the item-of-supply concept Argo Intl Corp Argo Marine Div |
NSN 4820-01-482-8268 is a Valve,gate, manufactured by Bonney Forge Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-482-8268 has 1 manufacturer part number on file: L3-11-RF-1.5IN (Bonney Forge Valve).
4 possible matches (shared part number, not a government interchangeability claim): 5330-01-483-0796, 5330-01-483-0809, 5330-01-483-0830. Verify interchangeability with system specifications before substitution.
Key specifications for L3-11-RF-1.5IN: Furnished Items and Quantity: 1 HANDWHEEL; Overall Height: 13.062 INCHES NOMINAL IN; Nominal Pipe Size Accommodated: 1.500 INCHES IN; Flange Face Design: RAISED. 22 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.