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4A802 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4A802: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include material: SILVER GRAPHITE, overall_length: 3.188 INCHES NOMINAL IN, special_features: MATERIAL DOCUMENT AND CLASSIFICATION: CARBONE CARBON GRADE NS162, precious_material: SILVER, terminal_type_and_quantity: 1 FLAG W/HOLE, precious_material_and_weight: 0.040 SILVER GRAINS, TROY. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-368-6564, 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
4A802
NSN: 4820-00-368-6564
NIINs: 003686564, 012721744
FSC: 4820 — Valves, Nonpowered
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialSILVER GRAPHITE
overall_length3.188 INCHES NOMINAL IN
special_featuresMATERIAL DOCUMENT AND CLASSIFICATION: CARBONE CARBON GRADE NS162
precious_materialSILVER
terminal_type_and_quantity1 FLAG W/HOLE
precious_material_and_weight0.040 SILVER GRAINS, TROY
precious_material_and_locationBRUSH SILVER
NSN4820-00-368-6564
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4A802 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OVERALL LENGTH3.188 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4A802?
4A802 is a BRUSH,ELECTRICAL CONTACT.
What is the NSN for 4A802?
4A802 is cataloged in the U.S. Government catalog under NSN 4820-00-368-6564. This indicates validated use in U.S. government and defense supply chains.
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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.