The Valve,ball, cataloged under National Stock Number 4820-01-727-8317, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. Government technical data includes 5 specifications, 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 | 4820-01-727-8317 |
| Primary Part Number | SS-43GM4-A |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Valve Size | 0.250 INCHES IN |
| Nominal Width | 0.780 INCHES ALL ENDS IN |
| Face to Face Distance | 2.00 INCHES IN |
| Material | STEEL COMP 316 OVERALL |
| 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-43GM4-A PRIMARY | Swagelok Co (USA) |
NSN 4820-01-727-8317 is a Valve,ball, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-727-8317 has 1 manufacturer part number on file: SS-43GM4-A (Swagelok Co).
Key specifications for SS-43GM4-A: Valve Size: 0.250 INCHES IN; Nominal Width: 0.780 INCHES ALL ENDS IN; Face to Face Distance: 2.00 INCHES IN; Part Name Assigned by Controlling Agency: ON OFF TWO WAY VALVES. 5 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.