290813R1 — RING,RETAINING

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

290813R1: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 0.813 INCHES NOMINAL IN, major_thickness: 0.109 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-281-6624, 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

290813R1

NSN: 5325-00-281-6624
FSC: 5325 — Fastening Devices
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)

SPECIFICATIONS

material	STEEL
end_style	90 DEGREE PARALLEL
ring_style	STRAIGHT GAP
usage_design	EXTERNAL
inside_diameter	0.813 INCHES NOMINAL IN
major_thickness	0.109 INCHES NOMINAL IN
strength_rating	ERR-060
outside_diameter	1.031 INCHES NOMINAL IN
casehardening_indicator	NOT CASEHARDENED
material_hardness_rating	46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
cross-sectional_shape_style	RECTANGULAR
NSN	5325-00-281-6624

COMPONENT DIAGRAM

KEY FEATURES

•

MATERIAL HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM

•

USAGE DESIGN: EXTERNAL

•

END STYLE: 90 DEGREE PARALLEL

•

STRENGTH RATING: ERR-060

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

OUTSIDE DIAMETER: 1.031 INCHES NOMINAL IN

•

MAJOR THICKNESS: 0.109 INCHES NOMINAL IN

•

INSIDE DIAMETER: 0.813 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

MATERIAL HARDNESS RATING	46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
USAGE DESIGN	EXTERNAL
END STYLE	90 DEGREE PARALLEL
STRENGTH RATING	ERR-060
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
OUTSIDE DIAMETER	1.031 INCHES NOMINAL IN
MAJOR THICKNESS	0.109 INCHES NOMINAL IN
INSIDE DIAMETER	0.813 INCHES NOMINAL IN
CASEHARDENING INDICATOR	NOT CASEHARDENED
RING STYLE	STRAIGHT GAP

OTHER ITEMS IN FSC 5325 — Fastening Devices

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

5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317

SUBSTITUTES & CROSS-REFERENCES 1

XSC135Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 290813R1?

290813R1 is a RING,RETAINING.

What parts can replace 290813R1?

There is 1 known substitute for 290813R1: XSC135. Substitute compatibility should be verified for your specific system.

What is the NSN for 290813R1?

290813R1 is cataloged in the U.S. Government catalog under NSN 5325-00-281-6624. This indicates validated use in U.S. government and defense supply chains.

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290813R1 — RING,RETAINING

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