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A1215-1 — INSULATOR,BUSHING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

A1215-1: INSULATOR,BUSHING.

The INSULATOR,BUSHING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC OVERALL, corner_shape: SQUARE ALL CORNERS, overall_height: 0.0940 INCHES NOMINAL IN, overall_length: 0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN, hardness_rating: 60.0 SHORE DUROMETER A MAXIMUM OVERALL, inside_diameter: 0.1150 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-430-5747, 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
A1215-1
NSN: 3120-00-430-5747
NIINs: 004305747, 005170106, 005448056, 005737672
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
corner_shapeSQUARE ALL CORNERS
overall_height0.0940 INCHES NOMINAL IN
overall_length0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
hardness_rating60.0 SHORE DUROMETER A MAXIMUM OVERALL
inside_diameter0.1150 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
outside_diameter0.1770 INCHES MINIMUM AND 0.1970 INCHES MAXIMUM IN
special_featuresFLANGE WIDTH 0.0530 MIN & MAX 0.0730;FLANGE O/D IS 0.3020 MIN TO MAX 0.3220;MATERIAL SPEC IS MIL-P-17091
style_designatorCIRCULAR
aperture_diameter1.500 INCHES NOMINAL IN
body_inside_diameter1.0030 INCHES MINIMUM AND 1.0040 INCHES MAXIMUM IN
body_outside_diameter1.2530 INCHES MINIMUM AND 1.2540 INCHES MAXIMUM IN
NSN3120-00-430-5747
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A1215-1 · 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: 1.2530 INCHES MINIMUM AND 1.2540 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 1.0030 INCHES MINIMUM AND 1.0040 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER1.2530 INCHES MINIMUM AND 1.2540 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 40 ASSN STD SINGLE MATERIAL RESPONSE LUBRICATION
OVERALL LENGTH0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.0030 INCHES MINIMUM AND 1.0040 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES 1
CS452-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A1215-1?
A1215-1 is a INSULATOR,BUSHING.
What parts can replace A1215-1?
There is 1 known substitute for A1215-1: CS452-2. Substitute compatibility should be verified for your specific system.
What is the NSN for A1215-1?
A1215-1 is cataloged in the U.S. Government catalog under NSN 3120-00-430-5747. 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.