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Technical Data Sheet
PartsTable / COMPONENT / 5555-25SM0
5555-25SM0 ✓ 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, usage_design: EXTERNAL, inside_diameter: 0.238 INCHES NOMINAL IN, major_thickness: 0.035 INCHES NOMINAL IN, surface_treatment: CADMIUM AND CHROMATE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-804-5043, 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
5555-25SM0
NSN: 5325-00-804-5043
FSC: 5325
CAGE: 79136 — TRUARC COMPANY LLC DBA WALDES TRUARC (USA)
SPECIFICATIONS
materialSTEEL
ring_styleEXTERNAL
usage_designEXTERNAL
inside_diameter0.238 INCHES NOMINAL IN
major_thickness0.035 INCHES NOMINAL IN
surface_treatmentCADMIUM AND CHROMATE
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating46.0 ROCKWELL D MINIMUM AND 51.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationFED STD NO. 66 AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-804-5043
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5555-25SM0 · 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
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MATERIAL: STEEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD NO. 66 AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
•
SURFACE TREATMENT: CADMIUM AND CHROMATE
•
RING STYLE: EXTERNAL
•
MATERIAL HARDNESS RATING: 46.0 ROCKWELL D MINIMUM AND 51.0 ROCKWELL C MAXIMUM
•
INSIDE DIAMETER: 0.238 INCHES NOMINAL IN
•
MAJOR THICKNESS: 0.035 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD NO. 66 AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE TREATMENTCADMIUM AND CHROMATE
RING STYLEEXTERNAL
MATERIAL HARDNESS RATING46.0 ROCKWELL D MINIMUM AND 51.0 ROCKWELL C MAXIMUM
INSIDE DIAMETER0.238 INCHES NOMINAL IN
MAJOR THICKNESS0.035 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
USAGE DESIGNEXTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
25251Interchangeable
interchangeable cross-reference
interchangeable
07-861307Interchangeable
interchangeable cross-reference
interchangeable
AB0070861307Interchangeable
interchangeable cross-reference
interchangeable
09-5857-0020SInterchangeable
interchangeable cross-reference
interchangeable
9975013Interchangeable
interchangeable cross-reference
interchangeable
6275Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5555-25SM0?
5555-25SM0 is a RING,RETAINING.
What parts can replace 5555-25SM0?
There are 24 known substitutes for 5555-25SM0: 25251, 07-861307, AB0070861307 and 21 more. Substitute compatibility should be verified for your specific system.
Is 5555-25SM0 still available?
5555-25SM0 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026