The Diaphragm and Positioner Assembl, cataloged under National Stock Number 4820-01-052-0368, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-052-0368 |
| Item Name | Diaphragm and Positioner Assembl |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | CONSIST OF,UPPER DIAP CASE 1 EA PC 30; STEM NUT 1 EA PC 86; NAME PLATE 1 EA PC 93,TRAVEL INDICATOR 1 EA PC 96; TRAVEL IND PLATE 1EA PC 97; TRAVEL IND GUIDE 1 EA PC 98; GUIDE O-RING 1EA PC 99; INDICATOR SPRING 1 EA 100; INDICATOR WASHER 1 EA PC 101; ANT11-TORQUE ARM 1 EA PC 102; BRACKET 1 EA PC 103; BRACKET SCREW 2 EA PC 104; SNAP RING 1 EA PC 105; PLATE SCREW 2 EA PC 106; MOORE POSITIONER 1 EA PC 107; POS. SPRING SEAT 1 EA PC 108; POS. SPRING 1 EA PC 109 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| V999QZB1003 | D/9 Drawing number reference only Hammel Dahl Inc |
| V999QZB1003PC30-86-93-96TO109 | 3/9 Design control — primary reference Hammel Dahl Inc |
| SHIPALT SSBN850 | D/9 Drawing number reference only Naval Inventory Control Point Mechanicsburg |
NSN 4820-01-052-0368 is a Diaphragm and Positioner Assembl, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-052-0368: General Characteristics Item Description: CONSIST OF,UPPER DIAP CASE 1 EA PC 30; STEM NUT 1 EA PC 86; NAME PLATE 1 EA PC 93,TRAVEL INDICATOR 1 EA PC 96; TRAVEL IND PLATE 1EA PC 97; TRAVEL IND GUIDE 1 EA PC 98; GUIDE O-RING 1EA PC 99; INDICATOR SPRING 1 EA 100; INDICATOR WASHER 1 EA PC 101; ANT11-TORQUE ARM 1 EA PC 102; BRACKET 1 EA PC 103; BRACKET SCREW 2 EA PC 104; SNAP RING 1 EA PC 105; PLATE SCREW 2 EA PC 106; MOORE POSITIONER 1 EA PC 107; POS. SPRING SEAT 1 EA PC 108; POS. SPRING 1 EA PC 109. 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.