CD1278 — NUT,PLAIN,ROUND

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

CD1278: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include nut_style: ROUND, nut_diameter: 0.125 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.075 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-398-0304, 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

CD1278

NSN: 5310-01-398-0304
FSC: 5310 — Nuts and Washers
CAGE: 10400 — AIRBORN INTERCONNECT, LLC (USA)

SPECIFICATIONS

material	STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP W214 OR STEEL COMP 309 OR STEEL COMP 310 OR STEEL COMP M3 OR STEEL COMP 316 OVERALL
nut_style	ROUND
nut_diameter	0.125 INCHES NOMINAL IN
thread_class	2B
nut_thickness	0.075 INCHES NOMINAL IN
thread_series	UNIFIED NATIONAL COARSE (UNC)
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
nominal_thread_size	0.086 INCHES IN
thread_quantity_per_inch	56
surface_treatment_document_and_classification	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-01-398-0304

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.086 INCHES IN

•

NUT DIAMETER: 0.125 INCHES NOMINAL IN

•

NUT THICKNESS: 0.075 INCHES NOMINAL IN

•

SURFACE TREATMENT: PASSIVATE OVERALL

•

NUT STYLE: ROUND

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.086 INCHES IN
NUT DIAMETER	0.125 INCHES NOMINAL IN
NUT THICKNESS	0.075 INCHES NOMINAL IN
SURFACE TREATMENT	PASSIVATE OVERALL
NUT STYLE	ROUND
THREAD CLASS	2B
THREAD QUANTITY PER INCH	56

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

NS8600-1Same 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 CD1278?

CD1278 is a NUT,PLAIN,ROUND.

What parts can replace CD1278?

There is 1 known substitute for CD1278: NS8600-1. Substitute compatibility should be verified for your specific system.

What is the NSN for CD1278?

CD1278 is cataloged in the U.S. Government catalog under NSN 5310-01-398-0304. This indicates validated use in U.S. government and defense supply chains.

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CD1278 — NUT,PLAIN,ROUND

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