The Bonnet,valve, cataloged under National Stock Number 4820-01-067-5292, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fluid Mechanics Valve Company. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-067-5292 |
| Primary Part Number | 2-210-03 |
| Item Name | Bonnet,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Fluid Mechanics Valve Company |
| Status | ACTIVE |
| General Characteristics Item Description | CORROISION RESISTING STEEL O/A; 1.610 IN. OD,W/1.625 IN. HEX WRENCHING FLATS; ONE END EXTERNALLY THD 1.625-18 UNF-2A THD SIZE,0.500 IN. THD LG,OPPOSITE END THD EXTERNALLY AND INTERNALLY,EXTERNALL THD 1.000-14 UNS-2A THD SIZE,INTERNAL THD 0.625-18 UNF-2B THD SIZE; 1.313 IN ID,3.960 IN. O/A LG A |
| 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 |
|---|---|
| 2-210-03 PRIMARY | Fluid Mechanics Valve Company (USA) |
| 2601289-19 | Cosmodyne, Llc Dba Cosmodyne Llc (USA) |
| Reference | Meaning |
|---|---|
| 2601289 | D/9 Drawing number reference only Cosmodyne, Llc Dba Cosmodyne Llc |
NSN 4820-01-067-5292 is a Bonnet,valve, manufactured by Fluid Mechanics Valve Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-067-5292 has 2 manufacturer part numbers on file: 2-210-03 (Fluid Mechanics Valve Company), 2601289-19 (Cosmodyne, Llc Dba Cosmodyne Llc).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-688-1417. Verify interchangeability with system specifications before substitution.
Key specifications for 2-210-03: General Characteristics Item Description: CORROISION RESISTING STEEL O/A; 1.610 IN. OD,W/1.625 IN. HEX WRENCHING FLATS; ONE END EXTERNALLY THD 1.625-18 UNF-2A THD SIZE,0.500 IN. THD LG,OPPOSITE END THD EXTERNALLY AND INTERNALLY,EXTERNALL THD 1.000-14 UNS-2A THD SIZE,INTERNAL THD 0.625-18 UNF-2B THD SIZE; 1.313 IN ID,3.960 IN. O/A LG A. 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.