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Technical Data Sheet
PartsTable / COMPONENT / 5A7043
5A7043 ✓ 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 UNS K08500, ring_style: DOUBLE LEG OFFSET, usage_design: EXTERNAL, outside_diameter: 0.312 INCHES NOMINAL IN, material_diameter: 0.031 INCHES NOMINAL IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-200-7415, 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
5A7043
NSN: 5325-00-200-7415
FSC: 5325
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
materialSTEEL UNS K08500
ring_styleDOUBLE LEG OFFSET
usage_designEXTERNAL
outside_diameter0.312 INCHES NOMINAL IN
material_diameter0.031 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
material_document_and_classificationQQ-W-470,CLASS A OR B FED SPEC SINGLE MATERIAL RESPONSE
NSN5325-00-200-7415
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5A7043 · 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
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MATERIAL DIAMETER: 0.031 INCHES NOMINAL IN
•
MATERIAL: STEEL UNS K08500
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-470,CLASS A OR B FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN
•
RING STYLE: DOUBLE LEG OFFSET
•
USAGE DESIGN: EXTERNAL
TECHNICAL CHARACTERISTICS (FLIS)
CASEHARDENING INDICATORNOT CASEHARDENED
MATERIAL DIAMETER0.031 INCHES NOMINAL IN
MATERIALSTEEL UNS K08500
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-470,CLASS A OR B FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEROUND
OUTSIDE DIAMETER0.312 INCHES NOMINAL IN
RING STYLEDOUBLE LEG OFFSET
USAGE DESIGNEXTERNAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
SAE J531 4 130109ABInterchangeable
interchangeable cross-reference
interchangeable
121-B-04Interchangeable
interchangeable cross-reference
interchangeable
J531Interchangeable
interchangeable cross-reference
interchangeable
1574730Interchangeable
interchangeable cross-reference
interchangeable
21786Interchangeable
interchangeable cross-reference
interchangeable
PM21786Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5A7043?
5A7043 is a RING,RETAINING.
What parts can replace 5A7043?
There are 21 known substitutes for 5A7043: SAE J531 4 130109AB, 121-B-04, J531 and 18 more. Substitute compatibility should be verified for your specific system.
Is 5A7043 still available?
5A7043 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026