The Cock,poppet Drain, cataloged under National Stock Number 4820-00-869-5896, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-869-5896 |
| Primary Part Number | CCA-7500-2 |
| Item Name | Cock,poppet Drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Surface Treatment Document and Classification | MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE BODY LINING |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Surface Treatment | ANODIZE |
| Thread Class | 3A FIRST END A |
| Thread Quantity Per Inch | 16 FIRST END |
| Material | ALUMINUM ALLOY BODY |
| Material | ALUMINUM ALLOY 2024 BODY LINING |
| Thread Series Designator | UNF 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 |
|---|---|
| CCA-7500-2 PRIMARY | Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co (USA) |
| Reference | Meaning |
|---|---|
| CCA7500-2 | 5/9 Secondary reference U.S. Government activity |
| 2911-1 | 3/2 Design control — primary reference U.S. Government activity |
| 770D | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-869-5896 is a Cock,poppet Drain, manufactured by Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-869-5896 has 1 manufacturer part number on file: CCA-7500-2 (Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co).
5 possible matches (shared part number, not a government interchangeability claim): 5970-01-020-0887, 2910-01-161-0211, 5950-01-286-6946. Verify interchangeability with system specifications before substitution.
Key specifications for CCA-7500-2: Flow Control Device: POPPET; Surface Treatment Document and Classification: MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE; Connection Style: FLARED (TUBE) FIRST END; Connection Type: THREADED EXTERNAL TUBE FIRST END. 17 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.