PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MSS SP-80-1A-1/2Valve,gate

Manufacturers Standardization Society of the Valve and Fittings Industry Inc · NSN 4820-00-554-8713 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-554-8713 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-554-8713. Primary manufacturer part number: MSS SP-80-1A-1/2.
Features
  • Valve,gate — FSC 4820
  • 10 verified cross-references
  • Primary manufacturer: Manufacturers Standardization Society of the Valve and Fittings Industry Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-554-8713, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Manufacturers Standardization Society of the Valve and Fittings Industry Inc. This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameValve,gate
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersManufacturers Standardization Society of the Valve and Fittings Industry Inc (CAGE 59646); William Powell Company, the Dba Powell Valve Div the Starflo Corporation (CAGE 48422); Federal Specifications Promulgated by General Services Administration Washington DC (CAGE 81348); Kaydon Corporation Dba Kaydon Filtration Group (CAGE 08181); Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (CAGE 76364)
Technical Specifications
ParameterValue
NSN4820-00-554-8713
Primary Part NumberMSS SP-80-1A-1/2
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerManufacturers Standardization Society of the Valve and Fittings Industry Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5920-00-221-569342412 INTERCHANGEABLE
Fuseholder,block
Lockheed Martin Corporation Div Rms
5120-00-277-1463FDS121 INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
7510-00-550-71251212-YL05 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
Valley Industrial Products Inc
7510-00-550-71271244-05 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
Valley Industrial Products Inc
5999-00-705-1370 INTERCHANGEABLE
Heater,thermal Release
6750-01-037-128331-10038-202 INTERCHANGEABLE
Paper,photographic
Graphline Inc
5962-01-089-780842412 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
6515-01-179-8459 INTERCHANGEABLE
Tube,connecting,surgical Apparat
4820-01-422-939842412 INTERCHANGEABLE
Seat,valve
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
MSS SP080-1A-1/2 Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
375-1/2IN William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
WWV54 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MSS SP-80-1A-1/2 PRIMARY Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
49M15 Kaydon Corporation Dba Kaydon Filtration Group (USA)
1174 1-2IN Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
FIG387-1-2IN150 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
MSS SP-80 Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
49M15 Kaydon Custom Filtration Corporation (USA)
424 1-2 Crane Co Div Valve Div (USA)
Related Parts
5920-00-221-5693INTERCHANGEABLE
FUSEHOLDER,BLOCK
42412
5120-00-277-1463INTERCHANGEABLE
SOCKET,SOCKET WRENCH
FDS121
7510-00-550-7125INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
1212-YL05
7510-00-550-7127INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
1244-05
5999-00-705-1370INTERCHANGEABLE
HEATER,THERMAL RELEASE
6750-01-037-1283INTERCHANGEABLE
PAPER,PHOTOGRAPHIC
31-10038-202
5962-01-089-7808INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42412
6515-01-179-8459INTERCHANGEABLE
TUBE,CONNECTING,SURGICAL APPARAT
4820-01-422-9398INTERCHANGEABLE
SEAT,VALVE
42412

Frequently Asked Questions

What is NSN 4820-00-554-8713?

NSN 4820-00-554-8713 is a Valve,gate, manufactured by Manufacturers Standardization Society of the Valve and Fittings Industry Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-554-8713?

NSN 4820-00-554-8713 has 10 cross-referenced part numbers: MSS SP080-1A-1/2 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc), 375-1/2IN (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), WWV54 (Federal Specifications Promulgated by General Services Administration Washington DC), MSS SP-80-1A-1/2 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc), 49M15 (Kaydon Corporation Dba Kaydon Filtration Group) and 5 more.

What NSN replaces 4820-00-554-8713?

There are 9 known substitutes for 4820-00-554-8713: 5920-00-221-5693, 5120-00-277-1463, 7510-00-550-7125 and 6 more. Verify interchangeability with system specifications before substitution.

Is NSN 4820-00-554-8713 still in active supply?

NSN 4820-00-554-8713 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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