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288199A — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

288199A: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: STEEL OUTER LAYER, corner_shape: CHAMFERED OUTSIDE RIGHT CORNER, overall_length: 1.1780 INCHES MINIMUM AND 1.1980 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 1.2500 INCHES MINIMUM AND 1.2510 INCHES MAXIMUM IN, body_outside_diameter: 1.3750 INCHES MINIMUM AND 1.3760 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-917-1858, 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
288199A
NSN: 3120-00-917-1858
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialSTEEL OUTER LAYER
corner_shapeCHAMFERED OUTSIDE RIGHT CORNER
overall_length1.1780 INCHES MINIMUM AND 1.1980 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter1.2500 INCHES MINIMUM AND 1.2510 INCHES MAXIMUM IN
body_outside_diameter1.3750 INCHES MINIMUM AND 1.3760 INCHES MAXIMUM IN
NSN3120-00-917-1858
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 288199A · 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 INSIDE RIGHT CORNER
•
BODY OUTSIDE DIAMETER: 1.3750 INCHES MINIMUM AND 1.3760 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 1.2500 INCHES MINIMUM AND 1.2510 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPECHAMFERED OUTSIDE LEFT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
BODY OUTSIDE DIAMETER1.3750 INCHES MINIMUM AND 1.3760 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.1780 INCHES MINIMUM AND 1.1980 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.2500 INCHES MINIMUM AND 1.2510 INCHES MAXIMUM IN
MATERIALSTEEL OUTER LAYER
MATERIALCOPPER ALLOY INNER LAYER
SUBSTITUTES & CROSS-REFERENCES 3
P1154Reference document
Same NSN cross-reference
Reference document — Secondary reference
288199Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7320237Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 288199A?
288199A is a BACKSHELL,ELECTRICAL CONNECTOR.
What parts can replace 288199A?
There are 3 known substitutes for 288199A: P1154, 288199, 7320237. Substitute compatibility should be verified for your specific system.
What is the NSN for 288199A?
288199A is cataloged in the U.S. Government catalog under NSN 3120-00-917-1858. 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.