The Plate,wear,rotary Pump, cataloged under National Stock Number 4320-00-758-7680, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-758-7680 |
| Primary Part Number | 3W39742A |
| Item Name | Plate,wear,rotary Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,3.250 IN. OD OF FLANGE,0.406 IN. THK O/A,0.218 IN. THK FLANGE,3.000 IN. OD PLATE,1.265 IN. ID CENTER HOLE,4 BOLT HOLES,1/4-20 THD HOLES,HOLES EQUALLY SPACED ON 2.625 IN. BOLT CIRCLE IN |
| 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 |
|---|---|
| 3W39742A PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 3W39742A | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| 3W39742A | 5/9 Secondary reference U.S. Government activity |
| 3W39742A | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 3W39742A | 5/9 Secondary reference Ingersoll Rand Co |
NSN 4320-00-758-7680 is a Plate,wear,rotary Pump, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-758-7680 has 1 manufacturer part number on file: 3W39742A (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
Key specifications for 3W39742A: General Characteristics Item Description: STEEL,3.250 IN. OD OF FLANGE,0.406 IN. THK O/A,0.218 IN. THK FLANGE,3.000 IN. OD PLATE,1.265 IN. ID CENTER HOLE,4 BOLT HOLES,1/4-20 THD HOLES,HOLES EQUALLY SPACED ON 2.625 IN. BOLT CIRCLE IN. 1 specification is 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.