The Plug,transition,valve, cataloged under National Stock Number 4820-01-215-8018, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-215-8018 |
| Primary Part Number | 97-36-168 |
| Item Name | Plug,transition,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| General Characteristics Item Description | NICKEL COPPER ALLOY QQ-N-281;O/A LENGTH 3.000 IN.;ONE END FLANGED,4.500-12 UN-3A THDS AT PERIMETER;0.562 IN. THICK;CENTER HOLE 0.438 IN. DIA THRU;0.062 BY 45 DEG CHAMFER,BOTH ENDS;FOUR HOLES 0.750 IN. DIA THRU EQUALLY SPACED ON A 3.000 IN. BOLT CIRCLE;ONE 0.250 IN. DIN NYLON PELLET,LOCATED AT A 45 DEG ANGLE FROM BOLT HOLE FOR SELF-LOCKING;OTHER END OD 1.000 IN. A |
| 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 |
|---|---|
| 412-4638328 ITEM 45 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 97-36-168 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 2085-28 ITEM 45 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 412-4638328 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 2085-28 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
| 415-5202170 PC | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4820-01-215-8018 is a Plug,transition,valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-215-8018 has 3 manufacturer part numbers on file: 412-4638328 ITEM 45 (Huntington Ingalls Inc Div Newport News Shipbuilding), 97-36-168 (Huntington Ingalls Inc Div Newport News Shipbuilding), 2085-28 ITEM 45 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 97-36-168: General Characteristics Item Description: NICKEL COPPER ALLOY QQ-N-281;O/A LENGTH 3.000 IN.;ONE END FLANGED,4.500-12 UN-3A THDS AT PERIMETER;0.562 IN. THICK;CENTER HOLE 0.438 IN. DIA THRU;0.062 BY 45 DEG CHAMFER,BOTH ENDS;FOUR HOLES 0.750 IN. DIA THRU EQUALLY SPACED ON A 3.000 IN. BOLT CIRCLE;ONE 0.250 IN. DIN NYLON PELLET,LOCATED AT A 45 DEG ANGLE FROM BOLT HOLE FOR SELF-LOCKING;OTHER END OD 1.000 IN. A. 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.