The Cock,drain, cataloged under National Stock Number 4820-00-973-1663, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-973-1663 |
| Primary Part Number | 10924279 |
| Item Name | Cock,drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flow Control Device | STEM |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Style Designator | ANGLE |
| Material | STEEL COMP 1015 OR STEEL COMP 1025 BODY |
| 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 |
|---|---|
| 10924279 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| MR4588DX55001 | Morati Srl (ITA) |
| Reference | Meaning |
|---|---|
| 1015009731663 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 4820009731663 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4820-00-973-1663 is a Cock,drain, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-973-1663 has 2 manufacturer part numbers on file: 10924279 (U S Army Tank Automotive Command Amsta-Im-Mm), MR4588DX55001 (Morati Srl).
Key specifications for 10924279: Flow Control Device: STEM; Connection Type: UNTHREADED INTERNAL TUBE FIRST END; Style Designator: ANGLE; End Item Identification: M60 TANK SERIES,CEV M728,AND M48A5 TANK. 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.