PartsTable
Technical Data Sheet
1537-1 ✓ Verified by PartsTable
Trefl · TAPERED BEARING
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

-Very flat USB keyboard with 7 extra direct access keys for media player.<br>-Slim line, 20 mm thick design keyboard with low profile keys.<br>-High precision keys using scissor-type® technology for smooth and quiet typing.<br>-Comfortable full size keyboard layout incl. large enter and backspace and easy accessible cursor keys.<br>-Adjustable feet to change keyboard height. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0634, 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
1537-1
NSN: 3110-00-100-0634
FSC: 3110
CAGE: 58923 — ROPER INDUSTRIES INC ROPER PUMP CO DIV (USA)
SPECIFICATIONS
materialRUBBER POLYMETHYLENE-PERFLUOROALKYLENE CLASS FKM OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
head_styleHEXAGON
head_height0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN
thread_class2A A
thread_length1.75 INCHES NOMINAL IN
fastener_length4.40 INCHES MINIMUM AND 4.50 INCHES MAXIMUM IN
hardness_rating90.0 SHORE DUROMETER A NOMINAL OVERALL
special_featuresCONNECTS SIGNALS BETWEEN THE AU THE DU AND THE PRINTER
thread_directionRIGHT-HAND
surface_treatmentDICHROMATE ZINC AND ZINC OVERALL
width_between_flats1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
cross-sectional_height0.375 INCHES NOMINAL IN
NSN3110-00-100-0634
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1537-1 · Trefl ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
GPW5316BInterchangeable
interchangeable cross-reference
interchangeable
GPW5316AInterchangeable
interchangeable cross-reference
interchangeable
A613-3Interchangeable
interchangeable cross-reference
interchangeable
S6140-61416-2Interchangeable
interchangeable cross-reference
interchangeable
PM21331-2Interchangeable
interchangeable cross-reference
interchangeable
80548Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1537-1?
1537-1 is a BACKSHELL,ELECTRICAL CONNECTOR manufactured by Trefl.
What parts can replace 1537-1?
There are 25 known substitutes for 1537-1: GPW5316B, GPW5316A, A613-3 and 22 more. Substitute compatibility should be verified for your specific system.
Is 1537-1 still available?
1537-1 is currently cancelled.
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