The Valve,ball, cataloged under National Stock Number 4820-00-757-9922, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-757-9922 |
| Primary Part Number | 2AG988 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES SECOND END |
| Flange Shape | ROUND WITH HOLES THIRD END |
| Furnished Items and Quantity | 1 LEVER |
| Surface Treatment Document and Classification | TT-E-485 FED SPEC SINGLE TREATMENT RESPONSE |
| Connection Style | GROOVED (TUBE) FIRST END |
| Connection Style | GROOVED (TUBE) ALL ENDS |
| Bolt Circle Nominal Diameter | 4.875 INCHES SECOND END IN |
| Bolt Circle Nominal Diameter | 4.500 INCHES THIRD END IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL TUBE ALL ENDS |
| Connection Type | FLANGE THIRD END |
| Style Designator | CROSS FLANGED ENDS |
| Material Document and Classification | 356-T6 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Bolt Hole Nominal Diameter | 0.562 INCHES THIRD END IN |
| Bolt Hole Nominal Diameter | 0.438 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 2.000 INCHES ALL ENDS IN |
| Nominal Outside Diameter Tube Accommodated | 3.000 INCHES FIRST END IN |
| Valve Size | 4.875 INCHES IN |
| Nominal Outside Diameter | 5.000 INCHES SECOND END IN |
| Nominal Outside Diameter | 5.000 INCHES THIRD END IN |
| Bolt Hole Quantity | 4 THIRD END |
| Bolt Hole Quantity | 8 SECOND END |
| Surface Treatment | ENAMEL |
| Face to Face Distance | 10.188 INCHES IN |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| First Connection Face to Centerline Distance | 4.000 INCHES IN |
| Material | ALUMINUM OVERALL |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 0.500 INCHES SECOND END IN |
| 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 |
|---|---|
| 2AG988 PRIMARY | Oshkosh Defense Llc (USA) |
| 10936944 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 9119-A-3-2-FDF | The Gorman-Rupp Company Div Gorman-Rupp (USA) |
| Reference | Meaning |
|---|---|
| 2AG988 | 5/9 Secondary reference Oshkosh Corp |
NSN 4820-00-757-9922 is a Valve,ball, manufactured by Oshkosh Defense Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-757-9922 has 3 manufacturer part numbers on file: 2AG988 (Oshkosh Defense Llc), 10936944 (U S Army Tank Automotive Command Amsta-Im-Mm), 9119-A-3-2-FDF (The Gorman-Rupp Company Div Gorman-Rupp).
Key specifications for 2AG988: Flange Shape: ROUND WITH HOLES SECOND END; Flange Shape: ROUND WITH HOLES THIRD END; Furnished Items and Quantity: 1 LEVER; Surface Treatment Document and Classification: TT-E-485 FED SPEC SINGLE TREATMENT RESPONSE. 30 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.