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7377821 — PULLEY,GROOVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

7377821: PULLEY,GROOVE.

The PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATING LUBRICATION, corner_shape: SQUARE ALL CORNERS, overall_length: 0.6510 INCHES MINIMUM AND 0.6610 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN, body_outside_diameter: 0.7200 INCHES MINIMUM AND 0.7210 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-737-7821, 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
7377821
NSN: 3120-00-737-7821
NIINs: 007377821, 016430150
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
corner_shapeSQUARE ALL CORNERS
overall_length0.6510 INCHES MINIMUM AND 0.6610 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
body_outside_diameter0.7200 INCHES MINIMUM AND 0.7210 INCHES MAXIMUM IN
material_document_and_classificationMIL-B-5687 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-737-7821
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7377821 · 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: 0.7200 INCHES MINIMUM AND 0.7210 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5687 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.7200 INCHES MINIMUM AND 0.7210 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5687 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
OVERALL LENGTH0.6510 INCHES MINIMUM AND 0.6610 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES 3
2WRV68Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
BB19231Reference document
Same NSN cross-reference
Reference document — Secondary reference
418843Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7377821?
7377821 is a PULLEY,GROOVE.
What parts can replace 7377821?
There are 3 known substitutes for 7377821: 2WRV68, BB19231, 418843. Substitute compatibility should be verified for your specific system.
What is the NSN for 7377821?
7377821 is cataloged in the U.S. Government catalog under NSN 3120-00-737-7821. This indicates validated use in U.S. government and defense supply chains.
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