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A11-120 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A11-120: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.154 INCHES NOMINAL IN, length: 0.312 INCHES NOMINAL IN, material: GRAPHITE, thickness: 0.154 INCHES NOMINAL IN, top_style: FLAT, body_style: RECTANGULAR COMMUTATOR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-127-6120, 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
A11-120
NSN: 5330-00-127-6120
NIINs: 001276120, 001788765, 013457621, 016941924, 016941926, 016998112
FSC: 5330 — Packing and Gasket Materials
CAGE: 45681 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV CORPORATE HEADQUARTERS (USA)
SPECIFICATIONS
width0.154 INCHES NOMINAL IN
length0.312 INCHES NOMINAL IN
materialGRAPHITE
thickness0.154 INCHES NOMINAL IN
top_styleFLAT
body_styleRECTANGULAR COMMUTATOR
inside_diameter4.500 INCHES NOMINAL IN
special_featuresOCP WITH BAGBY GREEN 67204 AND BLACK 67138
style_designatorONE PIECE
attachment_methodHOOK FASTENER
features_providedEMBROIDERED
contact_face_styleCONCAVE
NSN5330-00-127-6120
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A11-120 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
INSIDE DIAMETER: 4.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INSIDE DIAMETER4.500 INCHES NOMINAL IN
SPECIAL FEATURESBLACK,COATED WITH MOLY
SUBSTITUTES & CROSS-REFERENCES 1
0814630432Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 A11-120?
A11-120 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace A11-120?
There is 1 known substitute for A11-120: 0814630432. Substitute compatibility should be verified for your specific system.
What is the NSN for A11-120?
A11-120 is cataloged in the U.S. Government catalog under NSN 5330-00-127-6120. 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.