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BS257 — STRAINER,SUCTION

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

BS257: STRAINER,SUCTION.

The STRAINER,SUCTION is a the manufacturer industrial component. Key specifications include style_designator: SUCTION TYPE BLUNT END, body_outside_diameter: 2.500 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: STORZ BARREL STRAINER. This part is cataloged in the U.S.

Government catalog under NSN 4210-01-618-8847, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
BS257
NSN: 4210-01-618-8847
FSC: 4210 — Firefighting Equipment
CAGE: 0HR25 — KOCHEK COMPANY, LLC DBA KOCHEK CO INC (USA)
SPECIFICATIONS
style_designatorSUCTION TYPE BLUNT END
body_outside_diameter2.500 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencySTORZ BARREL STRAINER
NSN4210-01-618-8847
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available STRAINER,SUCTION TITLE COMPONENT PN BS257 MFR STRAINER,SUCTION
KEY FEATURES
•
BODY OUTSIDE DIAMETER: 2.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SUCTION TYPE BLUNT END
TECHNICAL CHARACTERISTICS
BODY OUTSIDE DIAMETER2.500 INCHES NOMINAL IN
STYLE DESIGNATORSUCTION TYPE BLUNT END
PART NAME ASSIGNED BY CONTROLLING AGENCYSTORZ BARREL STRAINER
OTHER ITEMS IN FSC 4210 — Firefighting Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4210-00-001-3525 4210-00-001-3526 4210-00-003-6976 4210-00-004-8316 4210-00-005-1080 4210-00-005-7152 4210-00-005-7684 4210-00-006-6244
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is BS257?
BS257 is a STRAINER,SUCTION.
What is the NSN for BS257?
BS257 is cataloged in the U.S. Government catalog under NSN 4210-01-618-8847. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.