PartsTable
Technical Data Sheet
M-1212 ✓ 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 BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL BALL, bore_shape: STRAIGHT, bore_diameter: 0.3750 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN, overall_width: 0.2762 INCHES MINIMUM AND 0.2862 INCHES MAXIMUM IN, alignment_type: RIGID, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-298-6563, 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
M-1212
NSN: 5325-00-298-6563
FSC: 5325
CAGE: 20049 — THE ELECTRIC TACHOMETER CORP. (USA)
SPECIFICATIONS
materialSTEEL BALL
bore_shapeSTRAIGHT
bore_diameter0.3750 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN
overall_width0.2762 INCHES MINIMUM AND 0.2862 INCHES MAXIMUM IN
alignment_typeRIGID
load_directionRADIAL
surface_finishUNGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter0.8745 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM IN
internal_fit-up_designationSTANDARD
retainer_fabrication_methodMOLDED
NSN5325-00-298-6563
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: M-1212 · 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 66 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
RING STYLE: EXTERNAL
MAJOR THICKNESS: 0.035 INCHES NOMINAL IN
USAGE DESIGN: EXTERNAL
CASEHARDENING INDICATOR: NOT CASEHARDENED
INSIDE DIAMETER: 0.579 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
RING STYLEEXTERNAL
MAJOR THICKNESS0.035 INCHES NOMINAL IN
USAGE DESIGNEXTERNAL
CASEHARDENING INDICATORNOT CASEHARDENED
INSIDE DIAMETER0.579 INCHES NOMINAL IN
MATERIAL HARDNESS RATING66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
JNR-MInterchangeable
interchangeable cross-reference
interchangeable
HG32Interchangeable
interchangeable cross-reference
interchangeable
R-39-MInterchangeable
interchangeable cross-reference
interchangeable
5162Interchangeable
interchangeable cross-reference
interchangeable
10022655Interchangeable
interchangeable cross-reference
interchangeable
31-0062Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M-1212?
M-1212 is a BEARING,BALL,ANNULAR.
What parts can replace M-1212?
There are 26 known substitutes for M-1212: JNR-M, HG32, R-39-M and 23 more. Substitute compatibility should be verified for your specific system.
Is M-1212 still available?
M-1212 is currently cancelled.
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