The Valve,globe, cataloged under National Stock Number 4820-00-460-6541, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-460-6541 |
| Primary Part Number | B102391 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| Flow Control Device | STEMSTEM |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDSTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | PACKING RETAININGPACKING RETAINING |
| Thread Direction | RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.375 INCHES ALL ENDS0.375 INCHES ALL ENDS IN |
| Surface Treatment | DICHROMATE |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | STEEL OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | MANUALMANUAL |
| 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 |
|---|---|
| B102391 PRIMARY | Control Flow, Inc. Dba Control Flow Inc (USA) |
| E-103,520-2 PART 42 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| E101286 PC NO 42 | C/1 Advisory reference — outside the item-of-supply concept Control Flow, Inc. Dba Control Flow Inc |
| E-103,520-2 PART 42 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| E-103,520-2 | D/9 Drawing number reference only Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| B102391 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| E106482 PART NO 42 | C/1 Advisory reference — outside the item-of-supply concept Control Flow, Inc. Dba Control Flow Inc |
NSN 4820-00-460-6541 is a Valve,globe, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-460-6541 has 2 manufacturer part numbers on file: B102391 (Control Flow, Inc. Dba Control Flow Inc), E-103,520-2 PART 42 (Control Flow, Inc. Dba Control Flow Inc).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-332-6053. Verify interchangeability with system specifications before substitution.
Key specifications for B102391: Flow Control Device: STEMSTEM; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDSTHREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU. 13 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.