8-52-221-1 — Technical Data Sheet

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— · COMPONENT

WHAT YOU NEED TO KNOW

Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel

Confirm exact part number — similar PNs may be different parts

PRODUCT OVERVIEW

The PLUG,MACHINE THREAD is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_direction: RIGHT-HAND EXTERNAL, nominal_thread_size: 0.125 INCHES EXTERNAL IN, thread_quantity_per_inch: 27 EXTERNAL, thread_series_designator: NPT EXTERNAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-155-1930, 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

8-52-221-1

NSN: 5365-01-155-1930
FSC: 5365
CAGE: 32386 — ILLINOIS TOOL WKS INC LINAC DIV (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
thread_direction	RIGHT-HAND EXTERNAL
nominal_thread_size	0.125 INCHES EXTERNAL IN
thread_quantity_per_inch	27 EXTERNAL
thread_series_designator	NPT EXTERNAL
NSN	5365-01-155-1930

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD SERIES DESIGNATOR: NPT EXTERNAL

•

NOMINAL THREAD SIZE: 0.125 INCHES EXTERNAL IN

•

THREAD QUANTITY PER INCH: 27 EXTERNAL

•

THREAD DIRECTION: RIGHT-HAND EXTERNAL

•

MATERIAL: STEEL CORROSION RESISTING OVERALL

TECHNICAL CHARACTERISTICS (FLIS)

THREAD SERIES DESIGNATOR	NPT EXTERNAL
NOMINAL THREAD SIZE	0.125 INCHES EXTERNAL IN
THREAD QUANTITY PER INCH	27 EXTERNAL
THREAD DIRECTION	RIGHT-HAND EXTERNAL
MATERIAL	STEEL CORROSION RESISTING OVERALL

VERIFIED SUBSTITUTES & CROSS-REFERENCES 1

8-52-254Interchangeable

Same NIIN cross-reference

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99Not HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 8-52-221-1?

8-52-221-1 is a PLUG,MACHINE THREAD.

What parts can replace 8-52-221-1?

There is 1 known substitute for 8-52-221-1: 8-52-254. Substitute compatibility should be verified for your specific system.

What is the NSN for 8-52-221-1?

8-52-221-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-155-1930. This indicates validated use in U.S. government and defense supply chains.

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8-52-221-1 — Technical Data Sheet

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