PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10561Valve,check

Caffrey Engineering · NSN 4820-01-675-3839 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-675-3839 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-675-3839. Primary manufacturer part number: 10561.
Features
  • Valve,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Caffrey Engineering
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-675-3839, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Caffrey Engineering. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-675-3839
Primary Part Number10561
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCaffrey Engineering
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5133-00-236-4046 INTERCHANGEABLE
Drill,twist
6125-00-312-4739 INTERCHANGEABLE
Winding,motor-Generator Field
5307-00-448-0877105-61 INTERCHANGEABLE
Stud,plain
Dresser Industries Inc Leroi Div
5995-01-016-4131 INTERCHANGEABLE
Cable Assembly,special Purpose,e
5950-01-079-821110-561 INTERCHANGEABLE
Coil,radio Frequency
Gowanda Holdings, Llc Div Gowanda Electronics Corp.
3110-01-145-05592000-0561 INTERCHANGEABLE
Roller
American Hofmann Corp
4730-01-300-4110 INTERCHANGEABLE
Nipple,pipe
6510-01-332-6431 INTERCHANGEABLE
Pad,cotton
4620-01-479-499510561 INTERCHANGEABLE
Vessel,desalination,osmosis
Parker Hannifin Corporation Div Village Marine Tech
5340-01-670-72622NPA1 INTERCHANGEABLE
Mount,resilient,utility
W. W. Grainger, Inc.
Cross-Reference Index
Part NumberManufacturer
10561 PRIMARY Caffrey Engineering (USA)
Related Parts
5133-00-236-4046INTERCHANGEABLE
DRILL,TWIST
6125-00-312-4739INTERCHANGEABLE
WINDING,MOTOR-GENERATOR FIELD
5307-00-448-0877INTERCHANGEABLE
STUD,PLAIN
105-61
5995-01-016-4131INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5950-01-079-8211INTERCHANGEABLE
COIL,RADIO FREQUENCY
10-561
3110-01-145-0559INTERCHANGEABLE
ROLLER
2000-0561
4730-01-300-4110INTERCHANGEABLE
NIPPLE,PIPE
6510-01-332-6431INTERCHANGEABLE
PAD,COTTON
4620-01-479-4995INTERCHANGEABLE
VESSEL,DESALINATION,OSMOSIS
10561
5340-01-670-7262INTERCHANGEABLE
MOUNT,RESILIENT,UTILITY
2NPA1

Frequently Asked Questions

What is NSN 4820-01-675-3839?

NSN 4820-01-675-3839 is a Valve,check, manufactured by Caffrey Engineering, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-675-3839?

NSN 4820-01-675-3839 has 1 cross-referenced part number: 10561 (Caffrey Engineering).

What NSN replaces 4820-01-675-3839?

There are 10 known substitutes for 4820-01-675-3839: 5133-00-236-4046, 6125-00-312-4739, 5307-00-448-0877 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10561?

Key specifications for 10561: Part Name Assigned by Controlling Agency: VALVE CHECK. 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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