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7954404 — VALVE,PNEUMATIC TIRE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

7954404: VALVE,PNEUMATIC TIRE.

The VALVE,PNEUMATIC TIRE is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATING LUBRICATION, corner_shape: SQUARE LEFT FLANGE BODY CORNER, flange_width: 0.2200 INCHES NOMINAL IN, hole_diameter: 0.2500 INCHES NOMINAL FIRST IN, overall_length: 2.0300 INCHES NOMINAL IN, style_designator: SOLID, EXTERNAL FLANGE ONE END. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-554-5683, 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
7954404
NSN: 3120-00-554-5683
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
corner_shapeSQUARE LEFT FLANGE BODY CORNER
flange_width0.2200 INCHES NOMINAL IN
hole_diameter0.2500 INCHES NOMINAL FIRST IN
overall_length2.0300 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter1.4700 INCHES NOMINAL IN
body_outside_diameter1.8145 INCHES MINIMUM AND 1.8150 INCHES MAXIMUM IN
flange_outside_diameter2.2500 INCHES NOMINAL IN
material_document_and_classificationQQ-L-225 FED SPEC ALL MATERIAL RESPONSES OVERALL
antirotation/lubrication_type_and_quantity1 HOLE
NSN3120-00-554-5683
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7954404 · 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 LEFT FLANGE BODY CORNER
•
FLANGE OUTSIDE DIAMETER: 2.2500 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.8145 INCHES MINIMUM AND 1.8150 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPECHAMFERED INSIDE RIGHT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER2.2500 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.8145 INCHES MINIMUM AND 1.8150 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-L-225 FED SPEC ALL MATERIAL RESPONSES OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
520858Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7954404?
7954404 is a VALVE,PNEUMATIC TIRE.
What parts can replace 7954404?
There is 1 known substitute for 7954404: 520858. Substitute compatibility should be verified for your specific system.
What is the NSN for 7954404?
7954404 is cataloged in the U.S. Government catalog under NSN 3120-00-554-5683. 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.