NSN 4210-01-662-4240 · NIIN 016624240 · Part number F1FR 3622
The Reliable Automatic Sprinkler Co Inc · FSC 4210 — Firefighting Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 58975
Government record, cited
NSN 4210-01-662-4240 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-662-4240. Manufacturer of record part number: F1FR 3622.
Nearby stock numbers← 4210-01-662-4004 Head, Sprinkler, Fire Protection
·
4210-01-662-4298 Head, Sprinkler, Fire Protection →
Features
Head,sprinkler,fire Protection — FSC 4210
Connection Thread Series: NPT
Connection Thread Location: EXTERNAL
Material: COPPER AND NICKEL ALLOY
1 manufacturer part number on file
Manufacturer of record: The Reliable Automatic Sprinkler Co Inc
Identification
NSN: 4210-01-662-4240
NIIN: 016624240
FSC: 4210 — Firefighting Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: F1FR 3622
Manufacturer: The Reliable Automatic Sprinkler Co Inc
General Description
The Head,sprinkler,fire Protection, cataloged under National Stock Number 4210-01-662-4240, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is The Reliable Automatic Sprinkler Co Inc. Government technical data includes 3 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
4210-01-662-4240
Primary Part Number
F1FR 3622
Item Name
Head,sprinkler,fire Protection
FSC / FSG
4210 / 42 — Firefighting Equipment
Manufacturer
The Reliable Automatic Sprinkler Co Inc
Status
ACTIVE
Connection Thread Series
NPT
Connection Thread Location
EXTERNAL
Material
COPPER AND NICKEL ALLOY
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.
4210-00-001-3525
CYLINDER ASSEMBLY,LIQUID
4210-00-001-3526
CYLINDER ASSEMBLY,LIQUID
4210-00-003-6976
4210-00-003-6976 · Item name not on file
4210-00-004-8316
NOZZLE,FIRE EQUIPMENT
4210-00-005-1080
4210-00-005-1080 · Item name not on file
4210-00-005-7152
4210-00-005-7152 · Item name not on file
4210-00-005-7684
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 4210-01-662-4240?
NSN 4210-01-662-4240 is a Head,sprinkler,fire Protection, manufactured by The Reliable Automatic Sprinkler Co Inc, classified under FSC 4210, Firefighting Equipment. Status: active.
What part numbers are listed for NSN 4210-01-662-4240?
NSN 4210-01-662-4240 has 1 manufacturer part number on file: F1FR 3622 (The Reliable Automatic Sprinkler Co Inc).
What are the specifications of F1FR 3622?
Key specifications for F1FR 3622: Connection Thread Series: NPT; Connection Thread Location: EXTERNAL; Special Features: .53125" LARGE ORIFICE WITH.75"NPT R .75"THREAD;SPRINKLER HEIGHT:2.3"; Part Name Assigned by Controlling Agency: F1FR RECESSED QUICK RESPONSE SPRINKLER. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4210-01-662-4240 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.