88-20568-2 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

88-20568-2: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: HEXAGON, nut_height: 0.320 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-470-1998, 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

88-20568-2

NSN: 5310-01-470-1998
FSC: 5310 — Nuts and Washers
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)

SPECIFICATIONS

material	PLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_style	HEXAGON
nut_height	0.320 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
temp_rating	250.0 FAHRENHEIT NOMINAL DEGF
thread_class	2B
thread_series	UNIFIED NATIONAL COARSE (UNC)
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE NUT
width_across_flats	0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN
nominal_thread_size	0.375 INCHES IN
bearing_surface_type	WASHER FACED
NSN	5310-01-470-1998

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM A 380 ASSN STD SINGLE TREATMENT RESPONSE NUT

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A 276 ASSN STD SINGLE MATERIAL RESPONSE NUT

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.375 INCHES IN

•

LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM A 380 ASSN STD SINGLE TREATMENT RESPONSE NUT
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
TEMP RATING	250.0 FAHRENHEIT NOMINAL DEGF
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A 276 ASSN STD SINGLE MATERIAL RESPONSE NUT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.375 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT	0.320 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
SURFACE TREATMENT	PASSIVATE NUT

SUBSTITUTES & CROSS-REFERENCES 1

88-20568Reference document

Same NSN cross-reference

Reference document — Drawing number 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 88-20568-2?

88-20568-2 is a NUT,SELF-LOCKING,HEXAGON.

What parts can replace 88-20568-2?

There is 1 known substitute for 88-20568-2: 88-20568. Substitute compatibility should be verified for your specific system.

What is the NSN for 88-20568-2?

88-20568-2 is cataloged in the U.S. Government catalog under NSN 5310-01-470-1998. This indicates validated use in U.S. government and defense supply chains.

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88-20568-2 — NUT,SELF-LOCKING,HEXAGON

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