The Valve,ball, cataloged under National Stock Number 4820-00-535-2127, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ryan Herco Products Corp. Government technical data includes 8 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-535-2127 |
| Primary Part Number | 5064-007 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ryan Herco Products Corp |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.750 INCHES ALL ENDS IN |
| Connection Style | SOCKET ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Bonnet Type | INSIDE SCREW |
| Bonnet Attachment Method | INTEGRAL |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| 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 |
|---|---|
| 5064-007 PRIMARY | Ryan Herco Products Corp (USA) |
| Reference | Meaning |
|---|---|
| 3/4 IN U51TB-V | C/1 Advisory reference — outside the item-of-supply concept Nibco Inc Chemtrol Div |
| 1221-007 | 5/9 Secondary reference George Fischer Sloane, Inc. |
| 22599008 | 5/9 Secondary reference Nibco Inc |
| 1181-007 | 5/9 Secondary reference George Fischer Sloane, Inc. |
| 1081-007 | 5/9 Secondary reference George Fischer Sloane, Inc. |
| 3/4 IN U51TB-V | 5/9 Secondary reference Nibco Inc |
| 22909-008 | 5/9 Secondary reference Nibco Inc |
NSN 4820-00-535-2127 is a Valve,ball, manufactured by Ryan Herco Products Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-535-2127 has 1 manufacturer part number on file: 5064-007 (Ryan Herco Products Corp).
4 possible matches (shared part number, not a government interchangeability claim): 5340-00-972-8238, 5915-01-143-6272, 5995-01-378-3795. Verify interchangeability with system specifications before substitution.
Key specifications for 5064-007: Nominal Pipe Size Accommodated: 0.750 INCHES ALL ENDS IN; Connection Style: SOCKET ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU. 8 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.