PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 5101-25M1
5101-25M1 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: EXTERNAL BOWED, usage_design: EXTERNAL, end_play_takeup: 0.015 INCHES NOMINAL IN, inside_diameter: 0.221 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN, major_thickness: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-680-4619, 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
5101-25M1
NSN: 5325-00-680-4619
FSC: 5325
CAGE: 79136 — TRUARC COMPANY LLC DBA WALDES TRUARC (USA)
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL BOWED
usage_designEXTERNAL
end_play_takeup0.015 INCHES NOMINAL IN
inside_diameter0.221 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
major_thickness0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating69.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 73.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
cross-sectional_shape_styleRECTANGULAR
nondefinitive_spec/std_dataMS16628-1025 REFERENCE NUMBER
material_document_and_classificationFED STD 66,FS1066 THRU FS1090 FED STD SINGLE MATERIAL RESPONSE
NSN5325-00-680-4619
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5101-25M1 · 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
•
MAJOR THICKNESS: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
•
USAGE DESIGN: EXTERNAL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
END PLAY TAKEUP: 0.015 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
NONDEFINITIVE SPEC/STD DATA: MS16628-1025 REFERENCE NUMBER
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66,FS1066 THRU FS1090 FED STD SINGLE MATERIAL RESPONSE
•
SURFACE TREATMENT: CADMIUM AND CHROMATE
TECHNICAL CHARACTERISTICS (FLIS)
MAJOR THICKNESS0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
USAGE DESIGNEXTERNAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
END PLAY TAKEUP0.015 INCHES NOMINAL IN
MATERIALSTEEL
NONDEFINITIVE SPEC/STD DATAMS16628-1025 REFERENCE NUMBER
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,FS1066 THRU FS1090 FED STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENTCADMIUM AND CHROMATE
MATERIAL HARDNESS RATING69.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 73.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
05309Interchangeable
interchangeable cross-reference
interchangeable
862L-NEGInterchangeable
interchangeable cross-reference
interchangeable
862L-NInterchangeable
interchangeable cross-reference
interchangeable
9081Interchangeable
interchangeable cross-reference
interchangeable
TICS.06.10046AInterchangeable
interchangeable cross-reference
interchangeable
9081-VC-006Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy 5101-25M1?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 5101-25M1?
5101-25M1 is a RING,RETAINING.
What parts can replace 5101-25M1?
There are 14 known substitutes for 5101-25M1: 05309, 862L-NEG, 862L-N and 11 more. Substitute compatibility should be verified for your specific system.
Is 5101-25M1 still available?
5101-25M1 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 5101-25M1

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026