PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

701-31Valve,flow Control

Blacoh Fluid Controls Inc · NSN 4820-01-687-4425 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-687-4425 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-687-4425. Primary manufacturer part number: 701-31.
Features
  • Valve,flow Control — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Blacoh Fluid Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,flow Control, cataloged under National Stock Number 4820-01-687-4425, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Blacoh Fluid Controls Inc. This item has 3 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.

Catalog Facts
Item NameValve,flow Control
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersBlacoh Fluid Controls Inc (CAGE 3CR80); Tencarva Machinery Company, Llc Dba Tencarva Machinery Co Div Chesapeake (CAGE 2S164)
Technical Specifications
ParameterValue
NSN4820-01-687-4425
Primary Part Number701-31
Item NameValve,flow Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerBlacoh Fluid Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4030-00-266-0066 INTERCHANGEABLE
Thimble,rope
3930-00-328-4215 INTERCHANGEABLE
Spring Assy,leaf
3010-00-390-6221D571 INTERCHANGEABLE
Gearcase-Motor
Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division
5342-00-394-8468D5-7-1 INTERCHANGEABLE
Door,access,weapon System
Puget Sound Commerce Center, Inc.
5330-00-567-1167 INTERCHANGEABLE
Gasket
6515-01-040-2290 INTERCHANGEABLE
Stockings,anti-Embolism
6515-01-121-098870131 INTERCHANGEABLE
Stockings,anti-Embolism
Carolon Company
3040-01-270-9459D571 INTERCHANGEABLE
Cam,control
The Dewey Electronics Corporation Div Pitometer Log Division
5120-01-434-9199 INTERCHANGEABLE
Punch,drive Pin
4820-01-515-425270131 INTERCHANGEABLE
Cartridge,shut-Off Valve
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
D571 Blacoh Fluid Controls Inc (USA)
701-31 PRIMARY Blacoh Fluid Controls Inc (USA)
701-31 Tencarva Machinery Company, Llc Dba Tencarva Machinery Co Div Chesapeake (USA)
Related Parts
4030-00-266-0066INTERCHANGEABLE
THIMBLE,ROPE
3930-00-328-4215INTERCHANGEABLE
SPRING ASSY,LEAF
3010-00-390-6221INTERCHANGEABLE
GEARCASE-MOTOR
D571
5342-00-394-8468INTERCHANGEABLE
DOOR,ACCESS,WEAPON SYSTEM
D5-7-1
5330-00-567-1167INTERCHANGEABLE
GASKET
6515-01-040-2290INTERCHANGEABLE
STOCKINGS,ANTI-EMBOLISM
6515-01-121-0988INTERCHANGEABLE
STOCKINGS,ANTI-EMBOLISM
70131
3040-01-270-9459INTERCHANGEABLE
CAM,CONTROL
D571
5120-01-434-9199INTERCHANGEABLE
PUNCH,DRIVE PIN
4820-01-515-4252INTERCHANGEABLE
CARTRIDGE,SHUT-OFF VALVE
70131
5915-01-591-5502INTERCHANGEABLE
FILTER,BAND PASS
562R224H01
8120-01-679-2433INTERCHANGEABLE
CYLINDER,COMPRESSED GAS,HEXAFLUO
70-131

Frequently Asked Questions

What is NSN 4820-01-687-4425?

NSN 4820-01-687-4425 is a Valve,flow Control, manufactured by Blacoh Fluid Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-687-4425?

NSN 4820-01-687-4425 has 3 cross-referenced part numbers: D571 (Blacoh Fluid Controls Inc), 701-31 (Blacoh Fluid Controls Inc), 701-31 (Tencarva Machinery Company, Llc Dba Tencarva Machinery Co Div Chesapeake).

What NSN replaces 4820-01-687-4425?

There are 12 known substitutes for 4820-01-687-4425: 4030-00-266-0066, 3930-00-328-4215, 3010-00-390-6221 and 9 more. Verify interchangeability with system specifications before substitution.

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