PartsTable
Technical Data Sheet
A7686 ✓ Verified by PartsTable
· BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The POST,BINDING,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: COPPER, thread_class: 2A STUD THREAD A, thread_length: 0.344 INCHES NOMINAL STUD THREAD IN, overall_length: 2.188 INCHES NOMINAL IN, hardness_rating: 20.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, shoulder_length: 0.125 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-516-1932, 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
A7686
NSN: 3120-00-516-1932
FSC: 3120
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialCOPPER
thread_class2A STUD THREAD A
thread_length0.344 INCHES NOMINAL STUD THREAD IN
overall_length2.188 INCHES NOMINAL IN
hardness_rating20.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
shoulder_length0.125 INCHES NOMINAL IN
style_designatorSHOULDERED AND STEPPED
thread_directionRIGHT-HAND STUD THREAD
surface_treatmentCADMIUM OVERALL
nominal_thread_size0.312 INCHES NUT THREAD IN
nut_end_shank_length0.536 INCHES NOMINAL IN
distance_across_flats0.375 INCHES NOMINAL IN
NSN3120-00-516-1932
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A7686 · 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
BODY OUTSIDE DIAMETER: 1.1695 INCHES MINIMUM AND 1.1700 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: COPPER ALLOY 905 OVERALL
BODY INSIDE DIAMETER: 0.9900 INCHES MINIMUM AND 0.9920 INCHES MAXIMUM IN
CORNER SHAPE: SQUARE ALL CORNERS
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER1.1695 INCHES MINIMUM AND 1.1700 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4846 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 905 OVERALL
BODY INSIDE DIAMETER0.9900 INCHES MINIMUM AND 0.9920 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.3650 INCHES MINIMUM AND 1.3670 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
7686Interchangeable
interchangeable cross-reference
interchangeable
GS-4844Interchangeable
interchangeable cross-reference
interchangeable
38ENSIGN7686Interchangeable
interchangeable cross-reference
interchangeable
SMB105231Interchangeable
interchangeable cross-reference
interchangeable
47642816LInterchangeable
interchangeable cross-reference
interchangeable
A7686Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A7686?
A7686 is a POST,BINDING,ELECTRICAL.
What parts can replace A7686?
There are 18 known substitutes for A7686: 7686, GS-4844, 38ENSIGN7686 and 15 more. Substitute compatibility should be verified for your specific system.
Is A7686 still available?
A7686 is currently cancelled.
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