590363 — PIN,COTTER

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

590363: PIN,COTTER.

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.188 INCHES NOMINAL IN, material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: HEXAGON, nut_height: 0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-001-8167, 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

590363

NSN: 5310-00-001-8167
NIINs: 000018167, 000590363
FSC: 5310 — Nuts and Washers
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)

SPECIFICATIONS

diameter	0.188 INCHES NOMINAL IN
material	PLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_style	HEXAGON
nut_height	0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
temp_rating	250.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNIFIED NATIONAL COARSE (UNC)
locking_feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
style_designator	STANDARD
thread_direction	RIGHT-HAND
underloop_length	4.000 INCHES NOMINAL IN
surface_treatment	PASSIVATE OVERALL EXCEPT INSERT
NSN	5310-00-001-8167

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN

•

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

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

SPECIAL TEST FEATURES: SPECIAL QUALITY CONTROL TESTING

•

TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-M-20693 MIL SPEC 2ND MATERIAL RESPONSE LOCKING INSERT

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.500 INCHES IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
SPECIAL TEST FEATURES	SPECIAL QUALITY CONTROL TESTING
TEMP RATING	250.0 FAHRENHEIT NOMINAL DEGF
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-M-20693 MIL SPEC 2ND MATERIAL RESPONSE LOCKING INSERT
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.500 INCHES IN
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT	0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 3

258E391PC23Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

SR A4 1/2 UNCReference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

79NE083Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 590363?

590363 is a PIN,COTTER.

What parts can replace 590363?

There are 3 known substitutes for 590363: 258E391PC23, SR A4 1/2 UNC, 79NE083. Substitute compatibility should be verified for your specific system.

What is the NSN for 590363?

590363 is cataloged in the U.S. Government catalog under NSN 5310-00-001-8167. This indicates validated use in U.S. government and defense supply chains.

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