639AS516-1 — NUT,PLAIN,ROUND

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

639AS516-1: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: MAGNESIUM ALLOY AZ31B OVERALL, nut_style: ROUND, nut_diameter: 0.356 INCHES MINIMUM AND 0.362 INCHES MAXIMUM IN, thread_class: 2B, nut_thickness: 0.081 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN, thread_series: UNS. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-139-6495, 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

639AS516-1

NSN: 5310-01-139-6495
FSC: 5310 — Nuts and Washers
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	MAGNESIUM ALLOY AZ31B OVERALL
nut_style	ROUND
nut_diameter	0.356 INCHES MINIMUM AND 0.362 INCHES MAXIMUM IN
thread_class	2B
nut_thickness	0.081 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
thread_series	UNS
thread_direction	RIGHT-HAND
countersink_angle	85.0 DEGREES MINIMUM AND 90.0 DEGREES MAXIMUM OVERALL
drive_point_depth	0.034 INCHES NOMINAL IN
drive_point_width	0.061 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN
nominal_thread_size	0.250 INCHES IN
drive_point_quantity	2
NSN	5310-01-139-6495

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD SERIES: UNS

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-M-31 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

DRIVE POINT WIDTH: 0.061 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.250 INCHES IN

•

NUT DIAMETER: 0.356 INCHES MINIMUM AND 0.362 INCHES MAXIMUM IN

•

DRIVE POINT DEPTH: 0.034 INCHES NOMINAL IN

•

NUT THICKNESS: 0.081 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

THREAD SERIES	UNS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-M-31 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DRIVE POINT WIDTH	0.061 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.250 INCHES IN
NUT DIAMETER	0.356 INCHES MINIMUM AND 0.362 INCHES MAXIMUM IN
DRIVE POINT DEPTH	0.034 INCHES NOMINAL IN
NUT THICKNESS	0.081 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
COUNTERSINK ANGLE	85.0 DEGREES MINIMUM AND 90.0 DEGREES MAXIMUM OVERALL
DRIVE POINT QUANTITY	2

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

No substitute or cross-reference records for this part.

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 639AS516-1?

639AS516-1 is a NUT,PLAIN,ROUND.

What is the NSN for 639AS516-1?

639AS516-1 is cataloged in the U.S. Government catalog under NSN 5310-01-139-6495. This indicates validated use in U.S. government and defense supply chains.

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639AS516-1 — NUT,PLAIN,ROUND

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