PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10320Disk,valve

Rps-Fl, Inc. Dba Rps Inc · NSN 4820-00-127-2717 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-127-2717 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-127-2717. Primary manufacturer part number: 10320.
Features
  • Disk,valve — FSC 4820
  • 8 verified cross-references
  • Primary manufacturer: Rps-Fl, Inc. Dba Rps Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-127-2717, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. This item has 8 commercial cross-references from 3 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 NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersRps-Fl, Inc. Dba Rps Inc (CAGE 54402); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232); Curtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9)
Technical Specifications
ParameterValue
NSN4820-00-127-2717
Primary Part Number10320
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRps-Fl, Inc. Dba Rps Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-088-1251 INTERCHANGEABLE
Nut,self-Locking,hexagon
5325-00-276-5676426668 INTERCHANGEABLE
Stud,snap Fastener
General Motors Llc Dba General Motors Llc
3040-00-396-3396SM-C-157295 INTERCHANGEABLE
Lever,manual Control
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-459-974210320LUPH1L5 INTERCHANGEABLE
Seal,plain
Johns Manville Intl
5310-00-487-7510103-20 INTERCHANGEABLE
Washer,flat
Honeywell Intl Inc Defense Avionics Systems
5305-00-533-53526L6832-12-81SF INTERCHANGEABLE
Screw,machine
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5965-00-864-804560D4302-1 INTERCHANGEABLE
Shell,earphone
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
5977-00-935-69483944355B06 INTERCHANGEABLE
Holder Assembly,electrical Conta
Prestolite Electric Inc
8040-00-942-0994 INTERCHANGEABLE
Thinner,adhesive
5133-00-988-5707 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
10320 Rps-Fl, Inc. Dba Rps Inc (USA)
CD322517 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
322517-01 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DR124305PC84 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
20045-P Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
20045-P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
322517-01 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
DR124305PC84 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
5310-00-088-1251INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5325-00-276-5676INTERCHANGEABLE
STUD,SNAP FASTENER
426668
3040-00-396-3396INTERCHANGEABLE
LEVER,MANUAL CONTROL
SM-C-157295
5330-00-459-9742INTERCHANGEABLE
SEAL,PLAIN
10320LUPH1L5
5310-00-487-7510INTERCHANGEABLE
WASHER,FLAT
103-20
5305-00-533-5352INTERCHANGEABLE
SCREW,MACHINE
6L6832-12-81SF
5965-00-864-8045INTERCHANGEABLE
SHELL,EARPHONE
60D4302-1
5977-00-935-6948INTERCHANGEABLE
HOLDER ASSEMBLY,ELECTRICAL CONTA
3944355B06
8040-00-942-0994INTERCHANGEABLE
THINNER,ADHESIVE
5133-00-988-5707INTERCHANGEABLE
DRILL,TWIST
1680-01-072-0309INTERCHANGEABLE
PISTON,RESET,GOVERNOR
103202
3030-01-124-2182INTERCHANGEABLE
BELT,V
10320

Frequently Asked Questions

What is NSN 4820-00-127-2717?

NSN 4820-00-127-2717 is a Disk,valve, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-127-2717?

NSN 4820-00-127-2717 has 8 cross-referenced part numbers: 10320 (Rps-Fl, Inc. Dba Rps Inc), CD322517 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 322517-01 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), DR124305PC84 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 20045-P (Curtiss-Wright Electro-Mechanical Corporation Div Epd) and 3 more.

What NSN replaces 4820-00-127-2717?

There are 12 known substitutes for 4820-00-127-2717: 5310-00-088-1251, 5325-00-276-5676, 3040-00-396-3396 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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