The Valve,gate, cataloged under National Stock Number 4820-01-633-6414, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Morpac Industries, Inc Div Actuator. Government technical data includes 27 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-633-6414 |
| Primary Part Number | 14001-1.5 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Morpac Industries, Inc Div Actuator |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | IDENTICAL |
| Nominal Pipe Size Accommodated | 1.5 INCHES IN |
| Flange Face Design | PLAIN |
| Operating Pressure and Type | 150.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | RISING |
| Connection Type | FLANGE, ROUND W/HOLES |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | ASTM A494, GR -30M ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM A494, GR -30M ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Valve Size | 1.5 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Specification/standard Data | MIL-V-1189 GOVERNMENT SPECIFICATION AND MIL-F-20042 GOVERNMENT SPECIFICATION |
| Departure From Cited Document | MODIFIED BY STANDARD BONNET AND HANDWHEEL REMOVED AND REPLACED WITH ACTUATOR MOUNTING BONNET |
| Nondefinitive Spec/std Data | 1 CLASS AND 1 TYPE |
| Bolt Hole Quantity | 6 |
| Flange Diameter | 5.062 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 5.06 INCHES IN |
| Test Data Document | MIL-S-901 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Pressure Class | ERR-060 |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY STEM |
| Material | NICKEL ALLOY SEAT |
| Material | NICKEL ALLOY DISK |
| Valve Operation Method | MANUAL WITH GEAR UNIT |
| 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 |
|---|---|
| 14001-1.5 PRIMARY | Morpac Industries, Inc Div Actuator (USA) |
| Reference | Meaning |
|---|---|
| 14001 | D/9 Drawing number reference only Morpac Industries, Inc Div Actuator |
NSN 4820-01-633-6414 is a Valve,gate, manufactured by Morpac Industries, Inc Div Actuator, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-633-6414 has 1 manufacturer part number on file: 14001-1.5 (Morpac Industries, Inc Div Actuator).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-732-8753. Verify interchangeability with system specifications before substitution.
Key specifications for 14001-1.5: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Nominal Pipe Size Accommodated: 1.5 INCHES IN; Flange Face Design: PLAIN. 27 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.