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A694 — A694

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

A694: A694.

The A694 is a the manufacturer industrial component. Key specifications include end_item_identification: 2320-01-048-2450. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-969-1868, 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→ A694
NSN: 3120-00-969-1868
NIINs: 009691868, 010268774, 011404298
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 55700 — WINSMITH DIV UMC INDUSTRIES INC (USA)
SPECIFICATIONS
end_item_identification2320-01-048-2450
NSN3120-00-969-1868
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A694 · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.7505 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 0.5621 INCHES MINIMUM AND 0.5622 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.7505 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH2.3750 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.5621 INCHES MINIMUM AND 0.5622 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
21H6Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A694?
A694 is a A694. It is classified as a MRO (MRO_GENERAL).
What parts can replace A694?
There is 1 known substitute for A694: 21H6. Substitute compatibility should be verified for your specific system.
What is the NSN for A694?
A694 is cataloged in the U.S. Government catalog under NSN 3120-00-969-1868. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.