General Characteristics Item Description: BRONZE HOUSING;FOR 3 IN. BALL VALVE 0-650 PSI WP IN
Identification
NSN: 4820-01-113-7894
NIIN: 011137894
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
General Description
The Operator,valve, cataloged under National Stock Number 4820-01-113-7894, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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.
Technical Specifications
Parameter
Value
NSN
4820-01-113-7894
Item Name
Operator,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
General Characteristics Item Description
BRONZE HOUSING;FOR 3 IN. BALL VALVE 0-650 PSI WP IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3020-01-149-79072640-617 PIECE 4 AND 16POSSIBLE MATCH
GEAR SECTOR,WORM WHEEL
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3020-01-170-97972640-617POSSIBLE MATCH
GEAR SET,WORM AND WORM WHEEL,MAT
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-197-49432640-617 ASSEMBLY GPOSSIBLE MATCH
GEAR OPERATOR,VALVE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-208-31342640-617 ASSY BBPOSSIBLE MATCH
OPERATOR,VALVE,MANUAL
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-485-31182640-617 ASSY.FFPOSSIBLE MATCH
GEAR OPERATOR,VALVE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
845-2068554 ASSY E
5/2Secondary reference
U.S. Government activity
2640-617
D/9Drawing number reference only
U.S. Government activity
845-2068554
D/9Drawing number reference only
U.S. Government activity
2640-617 ASSY E
3/2Design control — primary reference
U.S. Government activity
Related Parts
3020-01-149-7907POSSIBLE MATCH
GEAR SECTOR,WORM WHEEL
2640-617 PIECE 4 AND 16
3020-01-170-9797POSSIBLE MATCH
GEAR SET,WORM AND WORM WHEEL,MAT
2640-617
4820-01-197-4943POSSIBLE MATCH
GEAR OPERATOR,VALVE
2640-617 ASSEMBLY G
4820-01-208-3134POSSIBLE MATCH
OPERATOR,VALVE,MANUAL
2640-617 ASSY BB
4820-01-485-3118POSSIBLE MATCH
GEAR OPERATOR,VALVE
2640-617 ASSY.FF
Frequently Asked Questions
What is NSN 4820-01-113-7894?
NSN 4820-01-113-7894 is a Operator,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-113-7894?
5 possible matches (shared part number, not a government interchangeability claim): 3020-01-149-7907, 3020-01-170-9797, 4820-01-197-4943. Verify interchangeability with system specifications before substitution.
What are the specifications of 4820-01-113-7894?
Key specifications for 4820-01-113-7894: General Characteristics Item Description: BRONZE HOUSING;FOR 3 IN. BALL VALVE 0-650 PSI WP IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-113-7894 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.