NSN 4210-01-322-7744 · NIIN 013227744 · Part number J618
W S Darley & Co · FSC 4210 — Firefighting Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 15852
Government record, cited
NSN 4210-01-322-7744 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-322-7744. Manufacturer of record part number: J618.
Also searched as4210-01-322-7744 ·
4210013227744 ·
NIIN 013227744 ·
01-322-7744 ·
FSC 4210 Firefighting Equipment · CAGE 15852 · J618
Nearby stock numbers← 4210-01-322-7643 Jacket, Fire Hose
·
4210-01-322-7803 Nozzle, Fire Equipment →
Features
Siamese Connection,fire Hose — FSC 4210
Outlet Connection Type and Quantity: 2 THREADED EXTERNAL HOSE
Inlet Nominal Thread Size: 2.500 INCHES IN
Inlet Connection Type and Quantity: 1 THREADED INTERNAL HOSE
Outlet Nominal Thread Size: 1.500 INCHES IN
1 manufacturer part number on file
Manufacturer of record: W S Darley & Co
Identification
NSN: 4210-01-322-7744
NIIN: 013227744
FSC: 4210 — Firefighting Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: J618
Manufacturer: W S Darley & Co
General Description
The Siamese Connection,fire Hose, cataloged under National Stock Number 4210-01-322-7744, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is W S Darley & Co. Government technical data includes 4 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
4210-01-322-7744
Primary Part Number
J618
Item Name
Siamese Connection,fire Hose
FSC / FSG
4210 / 42 — Firefighting Equipment
Manufacturer
W S Darley & Co
Status
ACTIVE
Outlet Connection Type and Quantity
2 THREADED EXTERNAL HOSE
Inlet Nominal Thread Size
2.500 INCHES IN
Inlet Connection Type and Quantity
1 THREADED INTERNAL HOSE
Outlet Nominal Thread Size
1.500 INCHES IN
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 4210-01-322-7744?
NSN 4210-01-322-7744 is a Siamese Connection,fire Hose, manufactured by W S Darley & Co, classified under FSC 4210, Firefighting Equipment. Status: active.
What part numbers are listed for NSN 4210-01-322-7744?
NSN 4210-01-322-7744 has 1 manufacturer part number on file: J618 (W S Darley & Co).
What are the specifications of J618?
Key specifications for J618: Outlet Connection Type and Quantity: 2 THREADED EXTERNAL HOSE; Inlet Nominal Thread Size: 2.500 INCHES IN; Inlet Connection Type and Quantity: 1 THREADED INTERNAL HOSE; Outlet Nominal Thread Size: 1.500 INCHES IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4210-01-322-7744 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.