PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42412Seat,valve

Tyco Fire Products Lp · NSN 4820-01-422-9398 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-422-9398 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-422-9398. Primary manufacturer part number: 42412.
Features
  • Seat,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Tyco Fire Products Lp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-422-9398, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tyco Fire Products Lp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-422-9398
Primary Part Number42412
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTyco Fire Products Lp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
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
4820-00-554-8713MSS SP-80-1A-1/2 INTERCHANGEABLE
Valve,gate
Manufacturers Standardization Society of the Valve and Fittings Industry 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
Cross-Reference Index
Part NumberManufacturer
42412 PRIMARY Tyco Fire Products Lp (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
4820-00-554-8713INTERCHANGEABLE
VALVE,GATE
MSS SP-80-1A-1/2
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

Frequently Asked Questions

What is NSN 4820-01-422-9398?

NSN 4820-01-422-9398 is a Seat,valve, manufactured by Tyco Fire Products Lp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-422-9398?

NSN 4820-01-422-9398 has 1 cross-referenced part number: 42412 (Tyco Fire Products Lp).

What NSN replaces 4820-01-422-9398?

There are 9 known substitutes for 4820-01-422-9398: 5920-00-221-5693, 5120-00-277-1463, 7510-00-550-7125 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42412?

Key specifications for 42412: End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Special Features: FOR CV90 CYLINDER VALVE. 2 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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