NSN 4210-01-618-8847 · NIIN 016188847 · Part number BS257
Kochek Company, Llc Dba Kochek Co Inc · FSC 4210 — Firefighting Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 0HR25
Government record, cited
NSN 4210-01-618-8847 — this item is cataloged by the U.S. Government under National Stock Number 4210-01-618-8847. Manufacturer of record part number: BS257.
Also searched as4210-01-618-8847 ·
4210016188847 ·
NIIN 016188847 ·
01-618-8847 ·
FSC 4210 Firefighting Equipment · CAGE 0HR25 · BS257
Nearby stock numbers← 4210-01-618-8844 Adapter, Quick Disconnect, Fire Ho
·
4210-01-618-9858 Pump, Water Motor →
Features
Strainer,suction — FSC 4210
Body Outside Diameter: 2.500 INCHES NOMINAL IN
Style Designator: SUCTION TYPE BLUNT END
1 manufacturer part number on file
Manufacturer of record: Kochek Company, Llc Dba Kochek Co Inc
Identification
NSN: 4210-01-618-8847
NIIN: 016188847
FSC: 4210 — Firefighting Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: BS257
Manufacturer: Kochek Company, Llc Dba Kochek Co Inc
General Description
The Strainer,suction, cataloged under National Stock Number 4210-01-618-8847, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Kochek Company, Llc Dba Kochek Co Inc. Government technical data includes 2 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
4210-01-618-8847
Primary Part Number
BS257
Item Name
Strainer,suction
FSC / FSG
4210 / 42 — Firefighting Equipment
Manufacturer
Kochek Company, Llc Dba Kochek Co Inc
Status
ACTIVE
Body Outside Diameter
2.500 INCHES NOMINAL IN
Style Designator
SUCTION TYPE BLUNT END
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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4210-00-005-1080 · 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 4210-01-618-8847?
NSN 4210-01-618-8847 is a Strainer,suction, manufactured by Kochek Company, Llc Dba Kochek Co Inc, classified under FSC 4210, Firefighting Equipment. Status: active.
What part numbers are listed for NSN 4210-01-618-8847?
NSN 4210-01-618-8847 has 1 manufacturer part number on file: BS257 (Kochek Company, Llc Dba Kochek Co Inc).
What are the specifications of BS257?
Key specifications for BS257: Body Outside Diameter: 2.500 INCHES NOMINAL IN; Style Designator: SUCTION TYPE BLUNT END; Part Name Assigned by Controlling Agency: STORZ BARREL STRAINER. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4210-01-618-8847 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.