187953PC16 — NUT,PLAIN,ROUND

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

187953PC16: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: ROUND, nut_diameter: 4.500 INCHES NOMINAL IN, nut_thickness: 4.812 INCHES NOMINAL IN, thread_series: UNS, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-394-6282, 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

187953PC16

NSN: 5310-00-394-6282
FSC: 5310 — Nuts and Washers
CAGE: 30760 — INGERSOLL RAND CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
nut_style	ROUND
nut_diameter	4.500 INCHES NOMINAL IN
thread_class	3
nut_thickness	4.812 INCHES NOMINAL IN
thread_series	UNS
thread_direction	RIGHT-HAND
drive_point_depth	0.312 INCHES NOMINAL IN
drive_point_width	0.500 INCHES NOMINAL IN
small_end_diameter	3.500 INCHES NOMINAL IN
undercut_thickness	4.312 INCHES NOMINAL IN
nominal_thread_size	2.250 INCHES IN
NSN	5310-00-394-6282

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD SERIES: UNS

•

NUT COUNTERBORE DEPTH: 3.062 INCHES NOMINAL NUT IN

•

DRIVE POINT WIDTH: 0.500 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 2.250 INCHES IN

•

NUT DIAMETER: 4.500 INCHES NOMINAL IN

•

COUNTERBORE DIAMETER: 2.750 INCHES NOMINAL NUT IN

•

DRIVE POINT DEPTH: 0.312 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

THREAD SERIES	UNS
NUT COUNTERBORE DEPTH	3.062 INCHES NOMINAL NUT IN
DRIVE POINT WIDTH	0.500 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	2.250 INCHES IN
NUT DIAMETER	4.500 INCHES NOMINAL IN
COUNTERBORE DIAMETER	2.750 INCHES NOMINAL NUT IN
DRIVE POINT DEPTH	0.312 INCHES NOMINAL IN
UNDERCUT THICKNESS	4.312 INCHES NOMINAL IN
NUT THICKNESS	4.812 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 3

186789PC16Reference document

Same NSN cross-reference

Reference document — Secondary reference

187737PC16Reference document

Same NSN cross-reference

Reference document — Secondary reference

166386-16Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 187953PC16?

187953PC16 is a NUT,PLAIN,ROUND.

What parts can replace 187953PC16?

There are 3 known substitutes for 187953PC16: 186789PC16, 187737PC16, 166386-16. Substitute compatibility should be verified for your specific system.

What is the NSN for 187953PC16?

187953PC16 is cataloged in the U.S. Government catalog under NSN 5310-00-394-6282. This indicates validated use in U.S. government and defense supply chains.

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187953PC16 — NUT,PLAIN,ROUND

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