The Guide,valve Stem, cataloged under National Stock Number 4820-01-645-0275, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-645-0275 |
| Primary Part Number | DTDA-LCN-224 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Style Designator | STEPPED-TAPERED SHANK END |
| 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 |
|---|---|
| DTDA-LCN-224 PRIMARY | Sun Hydraulics Corporation (USA) |
NSN 4820-01-645-0275 is a Guide,valve Stem, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-645-0275 has 1 manufacturer part number on file: DTDA-LCN-224 (Sun Hydraulics Corporation).
Key specifications for DTDA-LCN-224: Style Designator: STEPPED-TAPERED SHANK END; Overall Length: 4.49 INCHES NOMINAL IN; Special Features: CAPACITY: 10 GPM, MAXIMUM OPERATING PRESSURE: 5000 PSI, RESPONSE TIME: 50 MS, MAXIMUM VALVE LEAKAGE @ 110 SUS (24CST): 10 DROPS/MIN@5000 PSI, SWITCHING FREQUENCY: 15000 CYLCLES/HR, MANUAL OVERRIDE FORCE REQUIREMENT: 5 LBS/1000 PSI @ PORT 1, MANUAL OVERRIDE STOKE: .10", SOLENOID TUBE DIAMETER: .75", VALVE HEX SIZE: 7/8", VALVE INSTALLATION TORQUE: 30-35 LBF FT, MODEL WEIGHT: 0.87 LB. LBS; Part Name Assigned by Controlling Agency: 2-WAY POPPET VALVE. 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.