8716420 — NUT,PLAIN,INTERNAL WRENCHING

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

8716420: NUT,PLAIN,INTERNAL WRENCHING.

The NUT,PLAIN,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1340H AND STEEL COMP 4140H OVERALL, nut_style: INTERNAL WRENCHING, nut_height: 1.000 INCHES NOMINAL IN, nut_diameter: 0.981 INCHES MINIMUM AND 0.986 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-313-9440, 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

8716420

NSN: 5310-00-313-9440
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 1340H AND STEEL COMP 4140H OVERALL
nut_style	INTERNAL WRENCHING
nut_height	1.000 INCHES NOMINAL IN
nut_diameter	0.981 INCHES MINIMUM AND 0.986 INCHES MAXIMUM IN
thread_class	3B
thread_series	UNF
hardness_rating	38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM
thread_direction	RIGHT-HAND
countersink_angle	30.0 DEGREES NOMINAL NUT
surface_treatment	PHOSPHATE OVERALL
nominal_thread_size	0.625 INCHES IN
width_between_flats	0.6255 INCHES MINIMUM AND 0.6285 INCHES MAXIMUM IN
NSN	5310-00-313-9440

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD SERIES: UNF

•

HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM

•

CRITICALITY CODE JUSTIFICATION: AATB

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.625 INCHES IN

•

NUT DIAMETER: 0.981 INCHES MINIMUM AND 0.986 INCHES MAXIMUM IN

•

WIDTH BETWEEN FLATS: 0.6255 INCHES MINIMUM AND 0.6285 INCHES MAXIMUM IN

•

NUT HEIGHT: 1.000 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

THREAD SERIES	UNF
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM
CRITICALITY CODE JUSTIFICATION	AATB
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.625 INCHES IN
NUT DIAMETER	0.981 INCHES MINIMUM AND 0.986 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS	0.6255 INCHES MINIMUM AND 0.6285 INCHES MAXIMUM IN
NUT HEIGHT	1.000 INCHES NOMINAL IN
SURFACE TREATMENT	PHOSPHATE OVERALL
INTERNAL DRIVE STYLE	DOUBLE HEXAGON

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

5310003139440Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 8716420?

8716420 is a NUT,PLAIN,INTERNAL WRENCHING.

What parts can replace 8716420?

There is 1 known substitute for 8716420: 5310003139440. Substitute compatibility should be verified for your specific system.

What is the NSN for 8716420?

8716420 is cataloged in the U.S. Government catalog under NSN 5310-00-313-9440. This indicates validated use in U.S. government and defense supply chains.

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8716420 — NUT,PLAIN,INTERNAL WRENCHING

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