PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AP600-101HValve,ball

Guardian Equipment Co Div of Water Saver Faucet Co · NSN 4820-01-270-4281 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-270-4281 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-270-4281. Primary manufacturer part number: AP600-101H.
Features
  • Valve,ball — FSC 4820
  • Material: COPPER ALLOY FLOW CONTROL DEVICE
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Thread Series Designator: NPT ALL ENDS
  • Style Designator: STRAIGHT THRU
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Valve Operation Method: MANUAL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Flow Control Device construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-270-4281, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Guardian Equipment Co Div of Water Saver Faucet Co. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-270-4281
Primary Part NumberAP600-101H
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGuardian Equipment Co Div of Water Saver Faucet Co
StatusACTIVE
MaterialCOPPER ALLOY FLOW CONTROL DEVICE
Thread DirectionRIGHT-HAND ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Style DesignatorSTRAIGHT THRU
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Valve Operation MethodMANUAL
MaterialCOPPER ALLOY BODY
Media for Which DesignedWATER, FRESH SINGLE RESPONSE
Nominal Thread Size0.500 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5905-00-236-8025 INTERCHANGEABLE
Resistor,variable,wire Wound,non
1650-00-314-613460010-1 INTERCHANGEABLE
Dampener,flutter
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
4720-01-413-4026 INTERCHANGEABLE
Hose Assembly,nonmetallic
4510-01-441-2117600101 INTERCHANGEABLE
Dispenser,soap
National Service Industries Dba Zep Manufacturing Co
5998-01-464-50146001-01 INTERCHANGEABLE
Circuit Card Assembly
Telco Systems Inc
3110-01-494-2346NU 2307 ECPC3 INTERCHANGEABLE
Bearing,roller,cylindrical
Skf Usa Inc.
5820-01-532-7383600-101 INTERCHANGEABLE
Receiver,radio
Symmetricom, Inc
Cross-Reference Index
Part NumberManufacturer
AP600-101H PRIMARY Guardian Equipment Co Div of Water Saver Faucet Co (USA)
600-101 Guardian Equipment Co Div of Water Saver Faucet Co (USA)
5549T34 Mcmaster-Carr Supply Co (USA)
Related Parts
5905-00-236-8025INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
1650-00-314-6134INTERCHANGEABLE
DAMPENER,FLUTTER
60010-1
4720-01-413-4026INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4510-01-441-2117INTERCHANGEABLE
DISPENSER,SOAP
600101
5998-01-464-5014INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6001-01
3110-01-494-2346INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
NU 2307 ECPC3
5820-01-532-7383INTERCHANGEABLE
RECEIVER,RADIO
600-101

Frequently Asked Questions

What is NSN 4820-01-270-4281?

NSN 4820-01-270-4281 is a Valve,ball, manufactured by Guardian Equipment Co Div of Water Saver Faucet Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-270-4281?

NSN 4820-01-270-4281 has 3 cross-referenced part numbers: AP600-101H (Guardian Equipment Co Div of Water Saver Faucet Co), 600-101 (Guardian Equipment Co Div of Water Saver Faucet Co), 5549T34 (Mcmaster-Carr Supply Co).

What NSN replaces 4820-01-270-4281?

There are 7 known substitutes for 4820-01-270-4281: 5905-00-236-8025, 1650-00-314-6134, 4720-01-413-4026 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AP600-101H?

Key specifications for AP600-101H: Material: COPPER ALLOY FLOW CONTROL DEVICE; Thread Direction: RIGHT-HAND ALL ENDS; Thread Series Designator: NPT ALL ENDS; Style Designator: STRAIGHT THRU. 10 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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