PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J41658Valve,check

Pulsafeeder Inc · NSN 4820-01-416-5951 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-416-5951 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-416-5951. Primary manufacturer part number: J41658.
Features
  • Valve,check — FSC 4820
  • Flow Control Device: BALL
  • Style Designator: STRAIGHT THRU
  • 6 verified cross-references
  • Primary manufacturer: Pulsafeeder Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-416-5951, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Pulsafeeder Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, 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
NSN4820-01-416-5951
Primary Part NumberJ41658
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPulsafeeder Inc
StatusACTIVE
Flow Control DeviceBALL
Style DesignatorSTRAIGHT THRU
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-498-97062478876 PC1 INTERCHANGEABLE
Packing,preformed
Minnesota Rubber Co
5355-00-559-9645L280486-1 INTERCHANGEABLE
Knob
Raytheon Company Dba Raytheon Co
5962-01-204-494941658 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
5950-01-445-69615409 INTERCHANGEABLE
Transformer,power
Transistor Devices Inc Dba Fernwood Magnetics Div Div Circuitek Division
3020-01-479-472841658 INTERCHANGEABLE
Gear Rack
Moog Inc. Dba Ampac-Isp Corp
4820-01-544-2807J41694 INTERCHANGEABLE
Valve,check
Chemtech Dba Chem-Tech
6515-01-687-061741658 INTERCHANGEABLE
Glove,patient Examining
O&m Halyard, Inc
6515-01-688-0728 INTERCHANGEABLE
Glove,patient Examining
Cross-Reference Index
Part NumberManufacturer
41658 Pulsafeeder Inc (USA)
A52P Industrial Service and Supply, Inc (USA)
A52P Pulsafeeder Inc (USA)
J41658 Industrial Service and Supply, Inc (USA)
J41694 Pulsafeeder Inc (USA)
J41658 PRIMARY Pulsafeeder Inc (USA)
Related Parts
5330-00-498-9706INTERCHANGEABLE
PACKING,PREFORMED
2478876 PC1
5355-00-559-9645INTERCHANGEABLE
KNOB
L280486-1
5962-01-204-4949INTERCHANGEABLE
MICROCIRCUIT,MEMORY
41658
5950-01-445-6961INTERCHANGEABLE
TRANSFORMER,POWER
5409
3020-01-479-4728INTERCHANGEABLE
GEAR RACK
41658
4820-01-544-2807INTERCHANGEABLE
VALVE,CHECK
J41694
6515-01-687-0617INTERCHANGEABLE
GLOVE,PATIENT EXAMINING
41658
6515-01-688-0728INTERCHANGEABLE
GLOVE,PATIENT EXAMINING

Frequently Asked Questions

What is NSN 4820-01-416-5951?

NSN 4820-01-416-5951 is a Valve,check, manufactured by Pulsafeeder Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-416-5951?

NSN 4820-01-416-5951 has 6 cross-referenced part numbers: 41658 (Pulsafeeder Inc), A52P (Industrial Service and Supply, Inc), A52P (Pulsafeeder Inc), J41658 (Industrial Service and Supply, Inc), J41694 (Pulsafeeder Inc) and 1 more.

What NSN replaces 4820-01-416-5951?

There are 8 known substitutes for 4820-01-416-5951: 5330-00-498-9706, 5355-00-559-9645, 5962-01-204-4949 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J41658?

Key specifications for J41658: End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Flow Control Device: BALL; Special Features: PUMP,METERING; Style Designator: STRAIGHT THRU. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com