PartsTable
Technical Data Sheet
PartsTable / MRO / M1931
M1931 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: STEEL OVERALL, body_width: 2.700 INCHES MINIMUM AND 2.800 INCHES MAXIMUM IN, body_length: 2.750 INCHES MAXIMUM IN, overall_width: 0.6250 INCHES NOMINAL IN, inclosure_type: ENCASED, overall_height: 1.200 INCHES MINIMUM AND 1.300 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 3110-00-100-0351, 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
MRO→ MRO_GENERAL→ M1931
NSN: 3110-00-100-0351
FSC: 3110
CAGE: 91340 — MET-PRO CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width2.700 INCHES MINIMUM AND 2.800 INCHES MAXIMUM IN
body_length2.750 INCHES MAXIMUM IN
overall_width0.6250 INCHES NOMINAL IN
inclosure_typeENCASED
overall_height1.200 INCHES MINIMUM AND 1.300 INCHES MAXIMUM IN
overall_length4.200 INCHES MINIMUM AND 4.300 INCHES MAXIMUM IN
outside_diameter2.3750 INCHES NOMINAL IN
special_features37 PIN DAU FILTER;TWISTED PAIR-STRAIGHT THROUGH
style_designatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
backface_corner_radius0.0469 INCHES NOMINAL IN
specification/standard_data56232-1224373-201 MANUFACTURERS SPECIFICATION CONTROL
NSN3110-00-100-0351
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M1931 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: NORMAL ANGLE
•
BACKFACE CORNER RADIUS: 0.0469 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.3750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.6250 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
STYLE DESIGNATORNORMAL ANGLE
BACKFACE CORNER RADIUS0.0469 INCHES NOMINAL IN
OUTSIDE DIAMETER2.3750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
254099Interchangeable
interchangeable cross-reference
interchangeable
520119Interchangeable
interchangeable cross-reference
interchangeable
1931Interchangeable
interchangeable cross-reference
interchangeable
M-7468109P1Interchangeable
interchangeable cross-reference
interchangeable
PA310-225Interchangeable
interchangeable cross-reference
interchangeable
DIC2724Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy M1931?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is M1931?
M1931 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace M1931?
There are 25 known substitutes for M1931: 254099, 520119, 1931 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M1931?
M1931 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0351. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — M1931

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026