PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27767Bulb Casing,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-191-2646 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-191-2646 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-191-2646. Primary manufacturer part number: 27767.
Features
  • Bulb Casing,valve — FSC 4820
  • General Characteristics Item Description: STAINLESS STEEL,AISI TYPE 316
  • 3 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Area illumination
  • Indicator and warning display
General Description

The Bulb Casing,valve, cataloged under National Stock Number 4820-01-191-2646, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-191-2646
Primary Part Number27767
Item NameBulb Casing,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
General Characteristics Item DescriptionSTAINLESS STEEL,AISI TYPE 316
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4820-01-121-1910A13340 INTERCHANGEABLE
Sleeve,adjusting,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-121-1938 INTERCHANGEABLE
Seat,bottom Spring,valve
4820-01-121-1939N13351 INTERCHANGEABLE
Seat,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-121-641513393 INTERCHANGEABLE
Stem,fluid Valve
Leslie Controls, Inc. Dba Leslie Controls Inc
5325-01-311-7039 INTERCHANGEABLE
Ring,retaining
5330-01-335-9467235091 INTERCHANGEABLE
Seal,plain Encased
R. H. Sheppard Co., Inc. Dba Sheppard
5331-01-360-535727767 INTERCHANGEABLE
O-Ring
Cat Pumps Corp
5905-01-399-549727-767 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ametek Programmable Power, Inc.
Cross-Reference Index
Part NumberManufacturer
27767 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
25473N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
25473N PIECE 2 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4820-01-121-1910INTERCHANGEABLE
SLEEVE,ADJUSTING,VALVE
A13340
4820-01-121-1938INTERCHANGEABLE
SEAT,BOTTOM SPRING,VALVE
4820-01-121-1939INTERCHANGEABLE
SEAT,VALVE
N13351
4820-01-121-6415INTERCHANGEABLE
STEM,FLUID VALVE
13393
5325-01-311-7039INTERCHANGEABLE
RING,RETAINING
5330-01-335-9467INTERCHANGEABLE
SEAL,PLAIN ENCASED
235091
5331-01-360-5357INTERCHANGEABLE
O-RING
27767
5905-01-399-5497INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
27-767

Frequently Asked Questions

What is NSN 4820-01-191-2646?

NSN 4820-01-191-2646 is a Bulb Casing,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-191-2646?

NSN 4820-01-191-2646 has 3 cross-referenced part numbers: 27767 (Leslie Controls, Inc. Dba Leslie Controls Inc), 25473N (Leslie Controls, Inc. Dba Leslie Controls Inc), 25473N PIECE 2 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-191-2646?

There are 8 known substitutes for 4820-01-191-2646: 4820-01-121-1910, 4820-01-121-1938, 4820-01-121-1939 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27767?

Key specifications for 27767: General Characteristics Item Description: STAINLESS STEEL,AISI TYPE 316. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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