NSN 4210-01-340-9477 · NIIN 013409477 · Part number 32658-2-12
Tyco Fire Products Lp · FSC 4210 — Firefighting Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 03670
Government record, cited
NSN 4210-01-340-9477 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-340-9477. Manufacturer of record part number: 32658-2-12.
Also searched as4210-01-340-9477 ·
4210013409477 ·
NIIN 013409477 ·
01-340-9477 ·
FSC 4210 Firefighting Equipment · CAGE 03670 · 32658-2-12
Nearby stock numbers← 4210-01-340-9476 Head, Sprinkler, Fire Protection
·
4210-01-341-3967 Head, Sprinkler, Fire Protection →
Features
Head,sprinkler,fire Protection — FSC 4210
Opening Diameter: 0.188 INCHES NOMINAL IN
Head Type: SPRINKLER
Connection Thread Size: 1/2 IN.-14 IN
Opening Quantity: 2
Connection Thread Series: NPT
Connection Thread Location: INTERNAL
Media for Which Designed: BROMOTRIFLUOROMETHANE
Identification
NSN: 4210-01-340-9477
NIIN: 013409477
FSC: 4210 — Firefighting Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: 32658-2-12
Manufacturer: Tyco Fire Products Lp
General Description
The Head,sprinkler,fire Protection, cataloged under National Stock Number 4210-01-340-9477, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Tyco Fire Products Lp. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4210-01-340-9477
Primary Part Number
32658-2-12
Item Name
Head,sprinkler,fire Protection
FSC / FSG
4210 / 42 — Firefighting Equipment
Manufacturer
Tyco Fire Products Lp
Status
ACTIVE
Opening Diameter
0.188 INCHES NOMINAL IN
Head Type
SPRINKLER
Connection Thread Size
1/2 IN.-14 IN
Opening Quantity
2
Connection Thread Series
NPT
Connection Thread Location
INTERNAL
Media for Which Designed
BROMOTRIFLUOROMETHANE
Material
COPPER ALLOY
Spray Angle Pattern
180.0 DEGREES
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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4210-00-004-8316
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4210-00-005-1080 · Item name not on file
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4210-00-005-7152 · Item name not on file
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4210-00-005-7684 · Item name not on file
4210-00-006-6244
4210-00-006-6244 · Item name not on file
Frequently Asked Questions
What is NSN 4210-01-340-9477?
NSN 4210-01-340-9477 is a Head,sprinkler,fire Protection, manufactured by Tyco Fire Products Lp, classified under FSC 4210, Firefighting Equipment. Status: active.
What part numbers are listed for NSN 4210-01-340-9477?
NSN 4210-01-340-9477 has 1 manufacturer part number on file: 32658-2-12 (Tyco Fire Products Lp).
What are the specifications of 32658-2-12?
Key specifications for 32658-2-12: Opening Diameter: 0.188 INCHES NOMINAL IN; Head Type: SPRINKLER; Connection Thread Size: 1/2 IN.-14 IN; Opening Quantity: 2. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4210-01-340-9477 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.