The Valve,ball, cataloged under National Stock Number 4820-01-305-3186, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. Government technical data includes 15 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-305-3186 |
| Primary Part Number | SS-65TF16PSWIP |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.335 INCHES SECOND END IN |
| Connection Style | SOCKET SECOND END |
| Connection Style | PLAIN,OPTIONAL END(PIPE) FIRST END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | UNTHREADED INTERNAL PIPE SECOND END |
| Style Designator | STRAIGHT THRU |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 1.000 INCHES FIRST END IN |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE PACKING |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Material | STEEL CORROSION RESISTING STEM |
| Thread Series Designator | NPT FIRST END |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| SS-65TF16PSWIP PRIMARY | Swagelok Co (USA) |
| 6263937 FIND 33 | Naval Sea Systems Command (USA) |
| SS-65TF16-PSW16 PRIMARY | Dibert Valve and Fitting Company, Incorporated Dba Dibert Valve & Fitting Co (USA) |
| Reference | Meaning |
|---|---|
| SS-65TF16PSWIP | 5/9 Secondary reference Dibert Valve and Fitting Company, Incorporated Dba Dibert Valve & Fitting Co |
| 6264015 | 7/1 Vendor item drawing reference Naval Sea Systems Command |
| SS-65TF16PSWIP | 5/9 Secondary reference Whitey Co |
NSN 4820-01-305-3186 is a Valve,ball, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-305-3186 has 3 manufacturer part numbers on file: SS-65TF16PSWIP (Swagelok Co), 6263937 FIND 33 (Naval Sea Systems Command), SS-65TF16-PSW16 (Dibert Valve and Fitting Company, Incorporated Dba Dibert Valve & Fitting Co).
Key specifications for SS-65TF16PSWIP: Nominal Pipe Size Accommodated: 1.335 INCHES SECOND END IN; Connection Style: SOCKET SECOND END; Connection Style: PLAIN,OPTIONAL END(PIPE) FIRST END; Connection Type: THREADED INTERNAL PIPE FIRST END. 15 specifications are 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.