31-P-57 — BEARING,WASHER,THRUST

✓ Government record, cited

— · BALL BEARING

PRODUCT OVERVIEW

31-P-57: BEARING,WASHER,THRUST.

The BEARING,WASHER,THRUST is a the manufacturer industrial component. Key specifications include diameter: 1.3800 INCHES MINIMUM AND 1.3900 INCHES MAXIMUM IN, material: STEEL COMP 1020 OVERALL, corner_shape: SQUARE ALL CORNERS, hardness_rating: 62.0 ROCKWELL C NOMINAL OVERALL, outside_diameter: 2.2190 INCHES MINIMUM AND 2.2810 INCHES MAXIMUM IN, style_designator: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-044-0835, 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

31-P-57

NSN: 3120-01-044-0835
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 11757 — PARKER HANNIFIN CORPORATION DIV CHELSEA PRODUCTS DIVISION (USA)

SPECIFICATIONS

diameter	1.3800 INCHES MINIMUM AND 1.3900 INCHES MAXIMUM IN
material	STEEL COMP 1020 OVERALL
corner_shape	SQUARE ALL CORNERS
hardness_rating	62.0 ROCKWELL C NOMINAL OVERALL
outside_diameter	2.2190 INCHES MINIMUM AND 2.2810 INCHES MAXIMUM IN
style_designator	ROUND
overall_thickness	0.0610 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
surface_condition	GROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
NSN	3120-01-044-0835

COMPONENT DIAGRAM

KEY FEATURES

•

CORNER SHAPE: SQUARE ALL CORNERS

•

OVERALL THICKNESS: 0.0610 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN

•

HARDNESS RATING: 62.0 ROCKWELL C NOMINAL OVERALL

•

STYLE DESIGNATOR: ROUND

•

DIAMETER: 1.3800 INCHES MINIMUM AND 1.3900 INCHES MAXIMUM IN

•

SURFACE CONDITION: GROUND

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

OUTSIDE DIAMETER: 2.2190 INCHES MINIMUM AND 2.2810 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

CORNER SHAPE	SQUARE ALL CORNERS
OVERALL THICKNESS	0.0610 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
HARDNESS RATING	62.0 ROCKWELL C NOMINAL OVERALL
STYLE DESIGNATOR	ROUND
DIAMETER	1.3800 INCHES MINIMUM AND 1.3900 INCHES MAXIMUM IN
SURFACE CONDITION	GROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
OUTSIDE DIAMETER	2.2190 INCHES MINIMUM AND 2.2810 INCHES MAXIMUM IN
MATERIAL	STEEL COMP 1020 OVERALL
CENTER HOLE SHAPE STYLE	ROUND

OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938

SUBSTITUTES & CROSS-REFERENCES 1

802CX396Same 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 31-P-57?

31-P-57 is a BEARING,WASHER,THRUST.

What parts can replace 31-P-57?

There is 1 known substitute for 31-P-57: 802CX396. Substitute compatibility should be verified for your specific system.

What is the NSN for 31-P-57?

31-P-57 is cataloged in the U.S. Government catalog under NSN 3120-01-044-0835. This indicates validated use in U.S. government and defense supply chains.

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31-P-57 — BEARING,WASHER,THRUST

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