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A-4401 — FILTER,RADIO FREQUENCY INTERFERE

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

A-4401: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: ALUMINUM BODY, corner_shape: SQUARE ALL CORNERS, overall_length: 1.0000 INCHES NOMINAL IN, special_features: HELICOPER MODEL UH-IF/TH-IF, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-537-1503, 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→ A-4401
NSN: 3120-00-537-1503
NIINs: 005371503, 006022545, 011254172
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 70417 — CHRYSLER CORP AMPLEX DIV (USA)
SPECIFICATIONS
materialALUMINUM BODY
corner_shapeSQUARE ALL CORNERS
overall_length1.0000 INCHES NOMINAL IN
special_featuresHELICOPER MODEL UH-IF/TH-IF
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
body_outside_diameter0.4980 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM IN
material_document_and_classificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-537-1503
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A-4401 · 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: 0.4980 INCHES MINIMUM AND 0.4990 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: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.4980 INCHES MINIMUM AND 0.4990 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 LENGTH1.0000 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-4401?
A-4401 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for A-4401?
A-4401 is cataloged in the U.S. Government catalog under NSN 3120-00-537-1503. This indicates validated use in U.S. government and defense supply chains.
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