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Technical Data Sheet
PartsTable / COMPONENT / 12286986
12286986 ✓ 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: SPIRAL, usage_design: EXTERNAL, inside_diameter: 1.852 INCHES MINIMUM AND 1.862 INCHES MAXIMUM IN, major_thickness: 0.167 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN, minor_thickness: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-158-3167, 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
12286986
NSN: 5325-01-158-3167
FSC: 5325
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL
ring_styleSPIRAL
usage_designEXTERNAL
inside_diameter1.852 INCHES MINIMUM AND 1.862 INCHES MAXIMUM IN
major_thickness0.167 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN
minor_thickness0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
outside_diameter2.019 INCHES MINIMUM AND 2.039 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
end_item_identificationARMD BATTLE TANK M1E1
cross-sectional_shape_styleBEVELED ONE OUTSIDE CORNER
NSN5325-01-158-3167
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12286986 · 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: STEEL
•
INSIDE DIAMETER: 1.852 INCHES MINIMUM AND 1.862 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: BEVELED ONE OUTSIDE CORNER
•
RING STYLE: SPIRAL
•
MAJOR THICKNESS: 0.167 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.019 INCHES MINIMUM AND 2.039 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CASEHARDENING INDICATORNOT CASEHARDENED
END ITEM IDENTIFICATIONARMD BATTLE TANK M1E1
MATERIALSTEEL
INSIDE DIAMETER1.852 INCHES MINIMUM AND 1.862 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEBEVELED ONE OUTSIDE CORNER
RING STYLESPIRAL
MAJOR THICKNESS0.167 INCHES MINIMUM AND 0.177 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.019 INCHES MINIMUM AND 2.039 INCHES MAXIMUM IN
USAGE DESIGNEXTERNAL
MINOR THICKNESS0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
U197Interchangeable
interchangeable cross-reference
interchangeable
MR187Interchangeable
interchangeable cross-reference
interchangeable
3868Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12286986?
12286986 is a RING,RETAINING.
What parts can replace 12286986?
There are 3 known substitutes for 12286986: U197, MR187, 3868. Substitute compatibility should be verified for your specific system.
What is the NSN for 12286986?
12286986 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-158-3167. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026