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Technical Data Sheet
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A203-1 — SLEEVE,COMPRESSION,TUBE-HOSE FIT

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

A203-1: SLEEVE,COMPRESSION,TUBE-HOSE FIT.

SLEEVE,COMPRESSION,TUBE-HOSE FIT. Key specifications include material: ALUMINUM ALLOY, body_style: MULTIPOLE-SINGLE ACTUATOR TYPE, corner_shape: SQUARE ALL CORNERS, storage_type: UNIMPROVED OPEN, overall_length: 0.1810 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM IN, first_end_style: SQUARE W/THRU HOLE. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-484-7867, 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→ A203-1
NSN: 3120-00-484-7867
NIINs: 004847867, 005989994, 012676079, 013775845
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 70417 — CHRYSLER CORP AMPLEX DIV (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
body_styleMULTIPOLE-SINGLE ACTUATOR TYPE
corner_shapeSQUARE ALL CORNERS
storage_typeUNIMPROVED OPEN
pole_quantity3
overall_length0.1810 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM IN
first_end_styleSQUARE W/THRU HOLE
inside_diameter0.312 INCHES NOMINAL IN
style_designatorTAPERED
surface_treatmentZINC OVERALL
pin_overall_length1.562 INCHES NOMINAL IN
arc_quenching_methodMAGNETIC BLOWOUT
NSN3120-00-484-7867
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A203-1 · 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: 0.2695 INCHES MINIMUM AND 0.2705 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: 0.2190 INCHES MINIMUM AND 0.2200 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND A COMPOSITION
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MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.2695 INCHES MINIMUM AND 0.2705 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
OVERALL LENGTH0.1810 INCHES MINIMUM AND 0.1870 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.2190 INCHES MINIMUM AND 0.2200 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND A COMPOSITION
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES 2
P19696Reference document
Same NSN cross-reference
Reference document — Secondary reference
MILB5687Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A203-1?
A203-1 is a SLEEVE,COMPRESSION,TUBE-HOSE FIT. It is classified as a MRO (MRO_GENERAL).
What parts can replace A203-1?
There are 2 known substitutes for A203-1: P19696, MILB5687. Substitute compatibility should be verified for your specific system.
What is the NSN for A203-1?
A203-1 is cataloged in the U.S. Government catalog under NSN 3120-00-484-7867. This indicates validated use in U.S. government and defense supply chains.
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