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MIL-B-8943 — MINE SWEEPING EQUIPMENT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

MIL-B-8943: MINE SWEEPING EQUIPMENT.

The MINE SWEEPING EQUIPMENT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, corner_shape: SQUARE INSIDE LEFT CORNER, flange_width: 0.0585 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN, overall_length: 0.3020 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 0.3755 INCHES MINIMUM AND 0.3765 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-360-1702, 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
MIL-B-8943
NSN: 3120-00-360-1702
NIINs: 003601702, 010309377, 014680062
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
corner_shapeSQUARE INSIDE LEFT CORNER
flange_width0.0585 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN
overall_length0.3020 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.3755 INCHES MINIMUM AND 0.3765 INCHES MAXIMUM IN
body_outside_diameter0.5007 INCHES MINIMUM AND 0.5012 INCHES MAXIMUM IN
flange_outside_diameter0.8550 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
NSN3120-00-360-1702
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: MIL-B-8943 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTER LAYER
•
BODY OUTSIDE DIAMETER: 0.9388 INCHES MINIMUM AND 0.9398 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH63.0 MICROINCHES LEFT END SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTER LAYER
BODY OUTSIDE DIAMETER0.9388 INCHES MINIMUM AND 0.9398 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/11 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/9 MIL SPEC 2ND MATERIAL RESPONSE OUTER LAYER
OVERALL LENGTH1.2400 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 8
AS81934/1Reference document
Same NSN cross-reference
Reference document — Secondary reference
06-311-12-040Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AT12A040Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
26137-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SAE-AS81934/1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
101-0112-040Reference 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 MIL-B-8943?
MIL-B-8943 is a MINE SWEEPING EQUIPMENT.
What parts can replace MIL-B-8943?
There are 8 known substitutes for MIL-B-8943: AS81934/1, 06-311-12-040, AT12A040 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-B-8943?
MIL-B-8943 is cataloged in the U.S. Government catalog under NSN 3120-00-360-1702. 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.