PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52921-360-24Head,sprinkler,fire Protection

Tyco Fire Products Lp · NSN 4210-01-198-9661 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-01-198-9661 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-198-9661. Primary manufacturer part number: 52921-360-24.
Features
  • Head,sprinkler,fire Protection — FSC 4210
  • Connection Thread Location: EXTERNAL
  • Connection Thread Size: 1 IN.-11 1/2 IN
  • Connection Thread Series: NPT
  • Material: STEEL CORROSION RESISTING
  • Spray Angle Pattern: 360.0 DEGREES
  • Head Type: SPRAY
  • Special Test Features: SHOCK TEST- GR-A,CLASS 1,TY-A,MEDIUM WEIGHT-MIL-S-901; VIBRATION TEST- TY-1-MIL-STD-167/1; SALT SPRAY TEST,METHOD 509-MIL-STD-810
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Head,sprinkler,fire Protection, cataloged under National Stock Number 4210-01-198-9661, is classified within Federal Supply Class 4210 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Tyco Fire Products Lp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4210-01-198-9661
Primary Part Number52921-360-24
Item NameHead,sprinkler,fire Protection
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerTyco Fire Products Lp
StatusCANCELLED
Connection Thread LocationEXTERNAL
Connection Thread Size1 IN.-11 1/2 IN
Connection Thread SeriesNPT
MaterialSTEEL CORROSION RESISTING
Spray Angle Pattern360.0 DEGREES
Head TypeSPRAY
Special Test FeaturesSHOCK TEST- GR-A,CLASS 1,TY-A,MEDIUM WEIGHT-MIL-S-901; VIBRATION TEST- TY-1-MIL-STD-167/1; SALT SPRAY TEST,METHOD 509-MIL-STD-810
Media for Which DesignedBROMOTRIFLUOROMETHANE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5330-00-358-265618041 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5945-00-629-206636024 INTERCHANGEABLE
Solenoid Assembly
Pneudraulics, Inc.
6105-00-972-80613602-4 INTERCHANGEABLE
Motor,direct Current
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
5310-01-105-722836024 INTERCHANGEABLE
Nut,plain,hexagon
Fastenal Co
5930-01-222-219636024 INTERCHANGEABLE
Switch,flow
Thomas Products Llc
4820-01-389-046136024 INTERCHANGEABLE
Valve,expansion
Wilshire Corp
Cross-Reference Index
Part NumberManufacturer
52921N Tyco Fire Products Lp (USA)
52921-360-24 PRIMARY Tyco Fire Products Lp (USA)
52921N-360-24 Zf Industrieantriebe Witten Gmbh (DEU)
52921N-360DEGREE-24 PRIMARY Tyco Fire Products Lp (USA)
36024 Tyco Fire Products Lp (USA)
52921N-360-24 PRIMARY Tyco Fire Products Lp (USA)
52129N-360-24 Zf Industrieantriebe Witten Gmbh (DEU)
52921N-360DEG-24 PRIMARY Tyco Fire Products Lp (USA)
Related Parts
5330-00-358-2656INTERCHANGEABLE
GASKET
18041
5945-00-629-2066INTERCHANGEABLE
SOLENOID ASSEMBLY
36024
6105-00-972-8061INTERCHANGEABLE
MOTOR,DIRECT CURRENT
3602-4
5310-01-105-7228INTERCHANGEABLE
NUT,PLAIN,HEXAGON
36024
5930-01-222-2196INTERCHANGEABLE
SWITCH,FLOW
36024
4820-01-389-0461INTERCHANGEABLE
VALVE,EXPANSION
36024

Frequently Asked Questions

What is NSN 4210-01-198-9661?

NSN 4210-01-198-9661 is a Head,sprinkler,fire Protection, manufactured by Tyco Fire Products Lp, classified under FSC 4210 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4210-01-198-9661?

NSN 4210-01-198-9661 has 8 cross-referenced part numbers: 52921N (Tyco Fire Products Lp), 52921-360-24 (Tyco Fire Products Lp), 52921N-360-24 (Zf Industrieantriebe Witten Gmbh), 52921N-360DEGREE-24 (Tyco Fire Products Lp), 36024 (Tyco Fire Products Lp) and 3 more.

What NSN replaces 4210-01-198-9661?

There are 6 known substitutes for 4210-01-198-9661: 5330-00-358-2656, 5945-00-629-2066, 6105-00-972-8061 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52921-360-24?

Key specifications for 52921-360-24: Connection Thread Location: EXTERNAL; Connection Thread Size: 1 IN.-11 1/2 IN; Connection Thread Series: NPT; Special Features: HALON 1301; 4 ORIFICE HOLES; ON A 90 DEGREE 1.380 INCH HEX HEAD; OVERALL LENGTH 2.130 INCH; DRILL SIZE 24-0.562 INCH IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4210-01-198-9661 still in active supply?

NSN 4210-01-198-9661 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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