PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3107-5Valve,swing Check

Flowserve Corporation Div Flowserve Us Inc · NSN 4820-01-140-4976 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-140-4976 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-140-4976. Primary manufacturer part number: 3107-5.
Features
  • Valve,swing Check — FSC 4820
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
  • 2 verified cross-references
  • Primary manufacturer: Flowserve Corporation Div Flowserve Us Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,swing Check, cataloged under National Stock Number 4820-01-140-4976, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Corporation Div Flowserve Us Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-140-4976
Primary Part Number3107-5
Item NameValve,swing Check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Corporation Div Flowserve Us Inc
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-173-8461351979-11 INTERCHANGEABLE
Terminal,lug
Naval Ship Systems Command
5940-00-272-21811869595 INTERCHANGEABLE
Terminal,lug
Borgwarner Pds (anderson), L.l.c.
3110-00-758-9014 INTERCHANGEABLE
Cup,tapered Roller Bearing
2925-00-869-696731075 INTERCHANGEABLE
Parts Kit,e,citer
Unison Industries Llc
4730-01-016-358931075 INTERCHANGEABLE
Elbow,pipe
United States Plastic Corp
1680-01-104-655131075 INTERCHANGEABLE
Telescopic End Assembly
Transdigm Inc
5975-01-112-08371803 INTERCHANGEABLE
Box Connector,electrical
Raco, a Division of Hubbell Incorporated(delaware)
4820-01-129-536804125724 INTERCHANGEABLE
Disk,valve
Flowserve Us, Inc. Dba Automax Actuators Div Flow Control Division
5930-01-170-1768 INTERCHANGEABLE
Switch,pressure
5120-01-336-548331075 INTERCHANGEABLE
Wrench,pipe
Ridge Tool Company
Cross-Reference Index
Part NumberManufacturer
3107-5 Flowserve Corporation Div Flowserve Us Inc (USA)
3107-5L1 Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5940-00-173-8461INTERCHANGEABLE
TERMINAL,LUG
351979-11
5940-00-272-2181INTERCHANGEABLE
TERMINAL,LUG
1869595
3110-00-758-9014INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
2925-00-869-6967INTERCHANGEABLE
PARTS KIT,E,CITER
31075
4730-01-016-3589INTERCHANGEABLE
ELBOW,PIPE
31075
1680-01-104-6551INTERCHANGEABLE
TELESCOPIC END ASSEMBLY
31075
5975-01-112-0837INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
1803
4820-01-129-5368INTERCHANGEABLE
DISK,VALVE
04125724
5930-01-170-1768INTERCHANGEABLE
SWITCH,PRESSURE
5120-01-336-5483INTERCHANGEABLE
WRENCH,PIPE
31075
5340-01-364-0454INTERCHANGEABLE
LATCH,THUMB
5905-01-418-8446INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
31075

Frequently Asked Questions

What is NSN 4820-01-140-4976?

NSN 4820-01-140-4976 is a Valve,swing Check, manufactured by Flowserve Corporation Div Flowserve Us Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-140-4976?

NSN 4820-01-140-4976 has 2 cross-referenced part numbers: 3107-5 (Flowserve Corporation Div Flowserve Us Inc), 3107-5L1 (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4820-01-140-4976?

There are 12 known substitutes for 4820-01-140-4976: 5940-00-173-8461, 5940-00-272-2181, 3110-00-758-9014 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3107-5?

Key specifications for 3107-5: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS. 2 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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