PartsTable TECHNICAL DATA SHEET
NSN 4820-01-185-6665Government record, cited

Valve, Globe4820-01-185-6665

NSN 4820-01-185-6665 · NIIN 011856665 · Part number 5275WE 3IN
The Walworth Company · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 63686
Government record, cited
NSN 4820-01-185-6665 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-185-6665. Manufacturer of record part number: 5275WE 3IN.
Also searched as  4820-01-185-6665 · 4820011856665 · NIIN 011856665 · 01-185-6665 · FSC 4820 Valves, Nonpowered · CAGE 63686 · 5275WE 3IN · 845-1889553 · 2620-922X2 GSW · 2620-922X2 · 92620-922X2 3IN · 845-1889553-GSW
Nearby stock numbers  ·
Features
  • Valve,globe — FSC 4820
  • Flow Control Device: DISK
  • Renewable Seat Ring Type: THREADED
  • Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN
  • Connection Style: BEVELED (PIPE) ALL ENDS
  • Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
  • Style Designator: STRAIGHT THRU
  • Features Provided: BONNET PACKING
Identification
  • NSN: 4820-01-185-6665
  • NIIN: 011856665
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 5275WE 3IN
  • Manufacturer: The Walworth Company
General Description

The Valve,globe, cataloged under National Stock Number 4820-01-185-6665, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Walworth Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-185-6665
Primary Part Number5275WE 3IN
Item NameValve,globe
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerThe Walworth Company
StatusACTIVE
Flow Control DeviceDISK
Renewable Seat Ring TypeTHREADED
Nominal Pipe Size Accommodated3.000 INCHES ALL ENDS IN
Connection StyleBEVELED (PIPE) ALL ENDS
Connection TypeUNTHREADED INTERNAL PIPE ALL ENDS
Style DesignatorSTRAIGHT THRU
Features ProvidedBONNET PACKING
Bonnet TypeOUTSIDE SCREW-YOKE
Bonnet Attachment MethodBOLTED
MaterialSTEEL BODY
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-187-14672620-922X2 PIECE 32 5IN POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-199-4466N11264-5IN ANLFLGE POSSIBLE MATCH
VALVE,ANGLE
Possible match (shared part number)The Walworth Company
4820-01-204-84187874-94 POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
92620-922X2 3IN Elektra Tailfingen Schaltgerate Gmbh & Co. Kg (DEU)
5275WE 3IN PRIMARY The Walworth Company (USA)
Reference documents
ReferenceMeaning
845-1889553 D/9 Drawing number reference only
U.S. Government activity
2620-922X2 GSW C/1 Advisory reference — outside the item-of-supply concept
U.S. Government activity
2620-922X2 D/9 Drawing number reference only
U.S. Government activity
845-1889553-GSW C/1 Advisory reference — outside the item-of-supply concept
U.S. Government activity
1889553B 5/2 Secondary reference
U.S. Government activity
Related Parts
4820-01-187-1467POSSIBLE MATCH
DISK,VALVE
2620-922X2 PIECE 32 5IN
4820-01-199-4466POSSIBLE MATCH
VALVE,ANGLE
N11264-5IN ANLFLGE
4820-01-204-8418POSSIBLE MATCH
SEAT,VALVE
7874-94

Frequently Asked Questions

What is NSN 4820-01-185-6665?

NSN 4820-01-185-6665 is a Valve,globe, manufactured by The Walworth Company, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-185-6665?

NSN 4820-01-185-6665 has 2 manufacturer part numbers on file: 92620-922X2 3IN (Elektra Tailfingen Schaltgerate Gmbh & Co. Kg), 5275WE 3IN (The Walworth Company).

What NSN replaces 4820-01-185-6665?

3 possible matches (shared part number, not a government interchangeability claim): 4820-01-187-1467, 4820-01-199-4466, 4820-01-204-8418. Verify interchangeability with system specifications before substitution.

What are the specifications of 5275WE 3IN?

Key specifications for 5275WE 3IN: Flow Control Device: DISK; Renewable Seat Ring Type: THREADED; Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN; Connection Style: BEVELED (PIPE) ALL ENDS. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-185-6665 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.
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