PartsTable
Technical Data Sheet
Download PDF

1904444 — SPRING ASSEMBLY,LEAF

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

1904444: SPRING ASSEMBLY,LEAF.

The SPRING ASSEMBLY,LEAF is a the manufacturer industrial component. Key specifications include bore_diameter: 0.7570 INCHES MINIMUM AND 0.7580 INCHES MAXIMUM IN, housing_length: 0.8160 INCHES MINIMUM AND 0.8260 INCHES MAXIMUM IN, housing_diameter: 2.9970 INCHES MINIMUM AND 2.9990 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-705-1829, 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
1904444
NSN: 3130-00-705-1829
FSC: 3130 — Bearings, Mounted
CAGE: 1LW55 — BORGWARNER PDS (ANDERSON), L.L.C. (USA)
SPECIFICATIONS
bore_diameter0.7570 INCHES MINIMUM AND 0.7580 INCHES MAXIMUM IN
housing_length0.8160 INCHES MINIMUM AND 0.8260 INCHES MAXIMUM IN
housing_diameter2.9970 INCHES MINIMUM AND 2.9990 INCHES MAXIMUM IN
NSN3130-00-705-1829
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1904444 · 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
•
BORE DIAMETER: 0.7570 INCHES MINIMUM AND 0.7580 INCHES MAXIMUM IN
•
HOUSING LENGTH: 0.8160 INCHES MINIMUM AND 0.8260 INCHES MAXIMUM IN
•
HOUSING DIAMETER: 2.9970 INCHES MINIMUM AND 2.9990 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
BORE DIAMETER0.7570 INCHES MINIMUM AND 0.7580 INCHES MAXIMUM IN
HOUSING LENGTH0.8160 INCHES MINIMUM AND 0.8260 INCHES MAXIMUM IN
HOUSING DIAMETER2.9970 INCHES MINIMUM AND 2.9990 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 4
1914978Reference document
Same NSN cross-reference
Reference document — Secondary reference
914458Reference document
Same NSN cross-reference
Reference document — Secondary reference
7051829Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
878G1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 1904444?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1904444?
1904444 is a SPRING ASSEMBLY,LEAF.
What parts can replace 1904444?
There are 4 known substitutes for 1904444: 1914978, 914458, 7051829 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1904444?
1904444 is cataloged in the U.S. Government catalog under NSN 3130-00-705-1829. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1904444

✓ 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.