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639051 — CAPACITOR,FIXED,PAPER DIELECTRIC

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

639051: CAPACITOR,FIXED,PAPER DIELECTRIC.

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include physical_form: PASTE, special_features: VISIBLE LIGHT CURE PERIODONTAL SURGICAL DRESSING 3 PACKS 4 EACH, curing_process_type: LIGHT, furnished_items_and_quantity: SYRINGES 4.0 GRAMS EACH- 12 G, part_name_assigned_by_controlling_agency: PASTE PERIODONTAL PROTECTIVE SURGICAL LIGHT CURING 4GM/SYR 12S. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-661-9115, 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
639051
NSN: 3120-00-661-9115
NIINs: 006619115, 007294563, 013795337
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
physical_formPASTE
special_featuresVISIBLE LIGHT CURE PERIODONTAL SURGICAL DRESSING 3 PACKS 4 EACH
curing_process_typeLIGHT
furnished_items_and_quantitySYRINGES 4.0 GRAMS EACH- 12 G
part_name_assigned_by_controlling_agencyPASTE PERIODONTAL PROTECTIVE SURGICAL LIGHT CURING 4GM/SYR 12S
NSN3120-00-661-9115
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 639051 · 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 INSIDE RIGHT CORNER
•
BODY OUTSIDE DIAMETER: 2.3210 INCHES MINIMUM AND 2.3220 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 1.0320 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPECHAMFERED OUTSIDE LEFT CORNER
BODY OUTSIDE DIAMETER2.3210 INCHES MINIMUM AND 2.3220 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.1200 INCHES MINIMUM AND 1.1300 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.0320 INCHES NOMINAL IN
SPECIAL FEATURESWITH LOCATING NOTCH
ANTIROTATION/LUBRICATION TYPE AND QUANTITY1 HOLE
SUBSTITUTES & CROSS-REFERENCES 6
GPW6262A1Reference document
Same NSN cross-reference
Reference document — Secondary reference
GPW6262AReference document
Same NSN cross-reference
Reference document — Secondary reference
7371156Reference document
Same NSN cross-reference
Reference document — Secondary reference
GPW6262Reference document
Same NSN cross-reference
Reference document — Secondary reference
7744319Reference document
Same NSN cross-reference
Reference document — Secondary reference
SH69SReference 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
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FREQUENTLY ASKED QUESTIONS
What is 639051?
639051 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 639051?
There are 6 known substitutes for 639051: GPW6262A1, GPW6262A, 7371156 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 639051?
639051 is cataloged in the U.S. Government catalog under NSN 3120-00-661-9115. 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.