The Piston,balance, cataloged under National Stock Number 4320-00-336-8762, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Pumps North America Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-336-8762 |
| Primary Part Number | SG1770PC10 |
| Item Name | Piston,balance |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Pumps North America Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,2.000 IN. LARGEST OD,0.937 IN. MIN,0.938 IN. MAX ID,1.312 IN. O/A H 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 |
|---|---|
| SG1770PC10 PRIMARY | Circor Pumps North America Llc (USA) |
| SG1993PC10 PRIMARY | Circor Pumps North America Llc (USA) |
| DD692S4501-47PC10 PRIMARY | Siemens Energy, Inc. (USA) |
| SG2451PC10 PRIMARY | Circor Pumps North America Llc (USA) |
| S310ADX3 PRIMARY | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| SD2743PC12 | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. |
| DD445S4700-25PC10 | 5/9 Secondary reference U.S. Government activity |
| SG1770PC10 | 5/9 Secondary reference Siemens Energy, Inc. |
| H3112529PC10 | 5/9 Secondary reference U.S. Government activity |
| SG2451PC10 | 5/9 Secondary reference Siemens Energy, Inc. |
| SG1993PC10 | 5/9 Secondary reference Siemens Energy, Inc. |
| S310ADX3 | 5/9 Secondary reference Siemens Energy, Inc. |
NSN 4320-00-336-8762 is a Piston,balance, manufactured by Circor Pumps North America Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-336-8762 has 5 manufacturer part numbers on file: SG1770PC10 (Circor Pumps North America Llc), SG1993PC10 (Circor Pumps North America Llc), DD692S4501-47PC10 (Siemens Energy, Inc.), SG2451PC10 (Circor Pumps North America Llc), S310ADX3 (Circor Pumps North America Llc).
Key specifications for SG1770PC10: General Characteristics Item Description: STEEL,2.000 IN. LARGEST OD,0.937 IN. MIN,0.938 IN. MAX ID,1.312 IN. O/A H 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.