The Valve,counterbalanc, cataloged under National Stock Number 4820-01-440-1077, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lake Shore Systems, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-440-1077 |
| Primary Part Number | 7D3-05328 IT NO 37 |
| Item Name | Valve,counterbalanc |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | DUCTILE IRON BODY; CARTRINDGE VALVE; STANDARD SCREW ADJ; ADJUSTABLE PRESSURE RANGE 400 TO 5000 PSI; STANDARD SETTING 1000 PSI; VITON SEALS |
| 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 |
|---|---|
| 7D3-05328 IT NO 37 PRIMARY | Lake Shore Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7D3-05328 | D/9 Drawing number reference only Lake Shore Systems, Inc. |
| CAGA-LIV-ZNW-S | 5/9 Secondary reference Sun Hydraulics Corporation |
NSN 4820-01-440-1077 is a Valve,counterbalanc, manufactured by Lake Shore Systems, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-440-1077 has 1 manufacturer part number on file: 7D3-05328 IT NO 37 (Lake Shore Systems, Inc.).
Key specifications for 7D3-05328 IT NO 37: General Characteristics Item Description: DUCTILE IRON BODY; CARTRINDGE VALVE; STANDARD SCREW ADJ; ADJUSTABLE PRESSURE RANGE 400 TO 5000 PSI; STANDARD SETTING 1000 PSI; VITON SEALS; Part Name Assigned by Controlling Agency: VENTED COUNTERBALANCE VALVE; End Item Identification: WASP CLASS LHD. 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.