53R454S — REDUCER,HOSE,FIRE FIGHTING

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

53R454S: REDUCER,HOSE,FIRE FIGHTING.

The REDUCER,HOSE,FIRE FIGHTING is a the manufacturer industrial component. Key specifications include connection_type: THREADED INTERNAL HOSE ALL ENDS, nominal_thread_size: 4.00 INCHES SECOND END IN, nominal_overall_length: 3.50 INCHES IN, end_item_identification: 4210-01-622-0440; TRUCK,FIRE FIGHTING;, thread_quantity_per_inch: 4 ALL ENDS, thread_series_designator: NH ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4210-01-657-1788, 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

53R454S

NSN: 4210-01-657-1788
FSC: 4210 — Firefighting Equipment
CAGE: 0HR25 — KOCHEK COMPANY, LLC DBA KOCHEK CO INC (USA)

SPECIFICATIONS

connection_type	THREADED INTERNAL HOSE ALL ENDS
nominal_thread_size	4.00 INCHES SECOND END IN
nominal_overall_length	3.50 INCHES IN
end_item_identification	4210-01-622-0440; TRUCK,FIRE FIGHTING;
thread_quantity_per_inch	4 ALL ENDS
thread_series_designator	NH ALL ENDS
NSN	4210-01-657-1788

COMPONENT DIAGRAM

KEY FEATURES

•

NOMINAL OVERALL LENGTH: 3.50 INCHES IN

•

CONNECTION TYPE: THREADED INTERNAL HOSE ALL ENDS

•

NOMINAL THREAD SIZE: 4.00 INCHES SECOND END IN

•

THREAD QUANTITY PER INCH: 4 ALL ENDS

•

THREAD SERIES DESIGNATOR: NH ALL ENDS

TECHNICAL CHARACTERISTICS

NOMINAL OVERALL LENGTH	3.50 INCHES IN
CONNECTION TYPE	THREADED INTERNAL HOSE ALL ENDS
NOMINAL THREAD SIZE	4.00 INCHES SECOND END IN
NOMINAL THREAD SIZE	4.50 INCHES FIRST END IN
END ITEM IDENTIFICATION	4210-01-622-0440; TRUCK,FIRE FIGHTING;
THREAD QUANTITY PER INCH	4 ALL ENDS
THREAD SERIES DESIGNATOR	NH ALL ENDS

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 1

53R454S REV 1Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 53R454S?

53R454S is a REDUCER,HOSE,FIRE FIGHTING.

What parts can replace 53R454S?

There is 1 known substitute for 53R454S: 53R454S REV 1. Substitute compatibility should be verified for your specific system.

What is the NSN for 53R454S?

53R454S is cataloged in the U.S. Government catalog under NSN 4210-01-657-1788. This indicates validated use in U.S. government and defense supply chains.

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53R454S — REDUCER,HOSE,FIRE FIGHTING

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