PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

665-5Valve,cartridge

Admiral Valve Llc Dba Cpv Manufacturing · NSN 4820-01-217-7127 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-217-7127 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-217-7127. Primary manufacturer part number: 665-5.
Features
  • Valve,cartridge — FSC 4820
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • General Characteristics Item Description: BODY BRONZE ALLOY,SEAT NICKLE-COPPER ALLOY,DISC NICKLE-COPPER ALLOY W/NYLON FACE,FLOW CONTROL DEVICE SPRING LOADED DISC,EXTERNALLY THREADED FOR MOUNTING INTO VALVE MANIFOLD,EXTERNAL BOSS FITTING,UN 2.000-12,LEFT HANDTHREAD 2A FIT,HEX WRENCHING FEATURE 2.375 IN. ACROSS FLAT,MAX WORKING PRESSURE 6000.0 PSI TEMPERTURE RANGE MINUS20.0 F MIN/PLUS 225.0 F MAX,MEDIA WATER-OIL-GAS A
  • Criticality Code Justification: ZZZY
  • 2 verified cross-references
  • Primary manufacturer: Admiral Valve Llc Dba Cpv Manufacturing
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,cartridge, cataloged under National Stock Number 4820-01-217-7127, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Admiral Valve Llc Dba Cpv Manufacturing. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN4820-01-217-7127
Primary Part Number665-5
Item NameValve,cartridge
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAdmiral Valve Llc Dba Cpv Manufacturing
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
General Characteristics Item DescriptionBODY BRONZE ALLOY,SEAT NICKLE-COPPER ALLOY,DISC NICKLE-COPPER ALLOY W/NYLON FACE,FLOW CONTROL DEVICE SPRING LOADED DISC,EXTERNALLY THREADED FOR MOUNTING INTO VALVE MANIFOLD,EXTERNAL BOSS FITTING,UN 2.000-12,LEFT HANDTHREAD 2A FIT,HEX WRENCHING FEATURE 2.375 IN. ACROSS FLAT,MAX WORKING PRESSURE 6000.0 PSI TEMPERTURE RANGE MINUS20.0 F MIN/PLUS 225.0 F MAX,MEDIA WATER-OIL-GAS A
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-061-628944475 INTERCHANGEABLE
Drill,twist
Greenfield Industries Inc
3120-00-143-6579B7593 INTERCHANGEABLE
Bearing,washer,thrust
Dresser, Llc
5330-00-274-7490 INTERCHANGEABLE
Packing Material
4820-00-409-4258 INTERCHANGEABLE
Valve,check
5950-00-581-996710-1385-2 INTERCHANGEABLE
Transformer,power
The Boeing Company Div Legacy Wichita
2920-00-777-7166 INTERCHANGEABLE
Armature,motor
4820-01-018-1823665-5 INTERCHANGEABLE
Valve,check
Admiral Valve Llc Dba Cpv Manufacturing
2530-01-133-5747 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
1630-01-310-904966-105 INTERCHANGEABLE
Lining,friction
Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems
4820-01-375-8645 INTERCHANGEABLE
Valve,check
Cross-Reference Index
Part NumberManufacturer
665-5 Admiral Valve Llc Dba Cpv Manufacturing (USA)
B-7593 Admiral Valve Llc Dba Cpv Manufacturing (USA)
Related Parts
5133-00-061-6289INTERCHANGEABLE
DRILL,TWIST
44475
3120-00-143-6579INTERCHANGEABLE
BEARING,WASHER,THRUST
B7593
5330-00-274-7490INTERCHANGEABLE
PACKING MATERIAL
4820-00-409-4258INTERCHANGEABLE
VALVE,CHECK
5950-00-581-9967INTERCHANGEABLE
TRANSFORMER,POWER
10-1385-2
2920-00-777-7166INTERCHANGEABLE
ARMATURE,MOTOR
4820-01-018-1823INTERCHANGEABLE
VALVE,CHECK
665-5
2530-01-133-5747INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
1630-01-310-9049INTERCHANGEABLE
LINING,FRICTION
66-105
4820-01-375-8645INTERCHANGEABLE
VALVE,CHECK
5330-01-609-3694INTERCHANGEABLE
SEAL,PLAIN
6655
5330-01-612-7164INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 4820-01-217-7127?

NSN 4820-01-217-7127 is a Valve,cartridge, manufactured by Admiral Valve Llc Dba Cpv Manufacturing, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-217-7127?

NSN 4820-01-217-7127 has 2 cross-referenced part numbers: 665-5 (Admiral Valve Llc Dba Cpv Manufacturing), B-7593 (Admiral Valve Llc Dba Cpv Manufacturing).

What NSN replaces 4820-01-217-7127?

There are 12 known substitutes for 4820-01-217-7127: 5133-00-061-6289, 3120-00-143-6579, 5330-00-274-7490 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 665-5?

Key specifications for 665-5: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; General Characteristics Item Description: BODY BRONZE ALLOY,SEAT NICKLE-COPPER ALLOY,DISC NICKLE-COPPER ALLOY W/NYLON FACE,FLOW CONTROL DEVICE SPRING LOADED DISC,EXTERNALLY THREADED FOR MOUNTING INTO VALVE MANIFOLD,EXTERNAL BOSS FITTING,UN 2.000-12,LEFT HANDTHREAD 2A FIT,HEX WRENCHING FEATURE 2.375 IN. ACROSS FLAT,MAX WORKING PRESSURE 6000.0 PSI TEMPERTURE RANGE MINUS20.0 F MIN/PLUS 225.0 F MAX,MEDIA WATER-OIL-GAS A; Criticality Code Justification: ZZZY. 3 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