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N5000-81MF0RZF — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

N5000-81MF0RZF: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1065 OR STEEL COMP 1090, ring_style: INTERNAL, usage_design: INTERNAL, major_thickness: 0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN, strength_rating: ERR-060, outside_diameter: 0.872 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-281-2954, 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
N5000-81MF0RZF
NSN: 5325-00-281-2954
FSC: 5325 — Fastening Devices
CAGE: 07382 — ROTOR CLIP COMPANY, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 1065 OR STEEL COMP 1090
ring_styleINTERNAL
usage_designINTERNAL
major_thickness0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
strength_ratingERR-060
outside_diameter0.872 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
surface_treatmentCADMIUM OR ZINC
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating47.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-S-633 AMEND. 2, FS 1065 OR FS 1090 FED SPEC SINGLE MATERIAL RESPONSE
NSN5325-00-281-2954
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: N5000-81MF0RZF · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL HARDNESS RATING: 47.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: INTERNAL
•
STRENGTH RATING: ERR-060
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 AMEND. 2, FS 1065 OR FS 1090 FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 0.872 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING47.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM
USAGE DESIGNINTERNAL
STRENGTH RATINGERR-060
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 AMEND. 2, FS 1065 OR FS 1090 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER0.872 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
MAJOR THICKNESS0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLEINTERNAL
SURFACE TREATMENTCADMIUM OR ZINC
SUBSTITUTES & CROSS-REFERENCES 2
913442Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
825T5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N5000-81MF0RZF?
N5000-81MF0RZF is a RING,RETAINING.
What parts can replace N5000-81MF0RZF?
There are 2 known substitutes for N5000-81MF0RZF: 913442, 825T5. Substitute compatibility should be verified for your specific system.
What is the NSN for N5000-81MF0RZF?
N5000-81MF0RZF is cataloged in the U.S. Government catalog under NSN 5325-00-281-2954. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.