166M630A1 PC 11 — NUT,PLAIN,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

166M630A1 PC 11: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), nominal_thread_size: 0.500 INCHES IN, end_item_identification: DISTILLATE COOLER, thread_quantity_per_inch: 13. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-443-5638, 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

166M630A1 PC 11

NSN: 5310-01-443-5638
FSC: 5310 — Nuts and Washers
CAGE: 6LE50 — FLUID HANDLING LLC (USA)

SPECIFICATIONS

material	NICKEL ALLOY OVERALL
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
nominal_thread_size	0.500 INCHES IN
end_item_identification	DISTILLATE COOLER
thread_quantity_per_inch	13
criticality_code_justification	ZZZY
reference_number_differentiating_characteristics	QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN	5310-01-443-5638

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

CRITICALITY CODE JUSTIFICATION: ZZZY

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

•

THREAD CLASS: 2B

•

THREAD QUANTITY PER INCH: 13

•

MATERIAL: NICKEL ALLOY OVERALL

•

REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS

TECHNICAL CHARACTERISTICS

THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
CRITICALITY CODE JUSTIFICATION	ZZZY
NOMINAL THREAD SIZE	0.500 INCHES IN
THREAD CLASS	2B
END ITEM IDENTIFICATION	DISTILLATE COOLER
THREAD QUANTITY PER INCH	13
MATERIAL	NICKEL ALLOY OVERALL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS

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 1

166M630A1 PC 11L1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 166M630A1 PC 11?

166M630A1 PC 11 is a NUT,PLAIN,HEXAGON.

What parts can replace 166M630A1 PC 11?

There is 1 known substitute for 166M630A1 PC 11: 166M630A1 PC 11L1. Substitute compatibility should be verified for your specific system.

What is the NSN for 166M630A1 PC 11?

166M630A1 PC 11 is cataloged in the U.S. Government catalog under NSN 5310-01-443-5638. This indicates validated use in U.S. government and defense supply chains.

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