PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11778-01GValve,diaphragm,stop

Griswold Industries Dba Cla-Val Co · NSN 4820-01-561-1264 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-561-1264 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-561-1264. Primary manufacturer part number: 11778-01G.
Features
  • Valve,diaphragm,stop — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Griswold Industries Dba Cla-Val Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,diaphragm,stop, cataloged under National Stock Number 4820-01-561-1264, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. This item has 2 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.

Catalog Facts
Item NameValve,diaphragm,stop
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersGriswold Industries Dba Cla-Val Co (CAGE 86184)
Technical Specifications
ParameterValue
NSN4820-01-561-1264
Primary Part Number11778-01G
Item NameValve,diaphragm,stop
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGriswold Industries Dba Cla-Val Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
7330-00-078-5706WCB12-152040-S INTERCHANGEABLE
Board,food Chopping and Slicing
Cutting Board Company, the
3120-00-094-355210884Y INTERCHANGEABLE
Bearing,sleeve
Federal-Mogul Corp Government Sales Dept
5340-00-291-530510884 INTERCHANGEABLE
Clamp,loop
Mission Systems Orchard Park Inc
5340-00-680-3585 INTERCHANGEABLE
Clamp,loop
2815-00-861-751310884 INTERCHANGEABLE
Retainer,bearing
Morris Material Handling, Inc.
2540-01-162-416110884 INTERCHANGEABLE
Buckle,seat Belt,safety
Indiana Mills & Manufacturing Inc Dba Indiana Mills & Manufacturing Inc
7930-01-379-530510884 INTERCHANGEABLE
Dishwashing Compound,hand
Ecolab Inc
4820-01-561-124310884-03K INTERCHANGEABLE
Valve,relief,pressure and Temper
Griswold Industries Dba Cla-Val Co
Cross-Reference Index
Part NumberManufacturer
11778-01G PRIMARY Griswold Industries Dba Cla-Val Co (USA)
10884 Griswold Industries Dba Cla-Val Co (USA)
Related Parts
7330-00-078-5706INTERCHANGEABLE
BOARD,FOOD CHOPPING AND SLICING
WCB12-152040-S
3120-00-094-3552INTERCHANGEABLE
BEARING,SLEEVE
10884Y
5340-00-291-5305INTERCHANGEABLE
CLAMP,LOOP
10884
5340-00-680-3585INTERCHANGEABLE
CLAMP,LOOP
2815-00-861-7513INTERCHANGEABLE
RETAINER,BEARING
10884
2540-01-162-4161INTERCHANGEABLE
BUCKLE,SEAT BELT,SAFETY
10884
7930-01-379-5305INTERCHANGEABLE
DISHWASHING COMPOUND,HAND
10884
4820-01-561-1243INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
10884-03K

Frequently Asked Questions

What is NSN 4820-01-561-1264?

NSN 4820-01-561-1264 is a Valve,diaphragm,stop, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-561-1264?

NSN 4820-01-561-1264 has 2 cross-referenced part numbers: 11778-01G (Griswold Industries Dba Cla-Val Co), 10884 (Griswold Industries Dba Cla-Val Co).

What NSN replaces 4820-01-561-1264?

There are 8 known substitutes for 4820-01-561-1264: 7330-00-078-5706, 3120-00-094-3552, 5340-00-291-5305 and 5 more. Verify interchangeability with system specifications before substitution.

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