The Housing,valve, cataloged under National Stock Number 4820-01-197-4911, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Krobach Mfg. Corp. Dba Krobach Manufacturing Corp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-197-4911 |
| Primary Part Number | KMC-D2151 |
| Item Name | Housing,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Krobach Mfg. Corp. Dba Krobach Manufacturing Corp |
| Status | ACTIVE |
| General Characteristics Item Description | CARBON STEEL |
| 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 |
|---|---|
| KMC-D2151 PRIMARY | Krobach Mfg. Corp. Dba Krobach Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| 395091 | 5/9 Secondary reference U.S. Government activity |
| F-8278 PC1B | 5/9 Secondary reference U.S. Government activity |
| 395092 | 5/9 Secondary reference U.S. Government activity |
| 395091 | C/1 Advisory reference — outside the item-of-supply concept Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand |
NSN 4820-01-197-4911 is a Housing,valve, manufactured by Krobach Mfg. Corp. Dba Krobach Manufacturing Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-197-4911 has 1 manufacturer part number on file: KMC-D2151 (Krobach Mfg. Corp. Dba Krobach Manufacturing Corp).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-665-9872. Verify interchangeability with system specifications before substitution.
Key specifications for KMC-D2151: General Characteristics Item Description: CARBON STEEL. 1 specification is 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.