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140386 — ANTENNA PEDESTAL SUBASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

140386: ANTENNA PEDESTAL SUBASSEMBLY.

The ANTENNA PEDESTAL SUBASSEMBLY is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL, hole_diameter: 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 0.500 INCHES NOMINAL IN, overall_length: 14.250 INCHES NOMINAL IN, hardness_rating: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL, special_features: AZIMUTH ASSEMBLY, PEDESTAL; SLIP RING ASSY, WAVEGUIDE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-159-2603, 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
140386
NSN: 5330-00-159-2603
NIINs: 001592603, 008327698, 009535675, 011311050
FSC: 5330 — Packing and Gasket Materials
CAGE: 21877 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
hole_diameter0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
overall_width0.500 INCHES NOMINAL IN
overall_length14.250 INCHES NOMINAL IN
hardness_rating40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
special_featuresAZIMUTH ASSEMBLY, PEDESTAL; SLIP RING ASSY, WAVEGUIDE
style_designatorNON-CIRCULAR
bolt_hole_quantity4
end_item_identificationAN/MPQ-T3
cross-sectional_thickness0.125 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-159-2603
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 140386 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
•
CROSS-SECTIONAL THICKNESS: 0.125 INCHES NOMINAL IN
•
HARDNESS RATING: 40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
BOLT HOLE CENTERLINE TO NEAREST EDGE DISTANCE: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
HARDNESS RATING40.0 SHORE DUROMETER A MINIMUM AND 50.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-900 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH14.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH0.500 INCHES NOMINAL IN
BOLT HOLE CENTERLINE TO NEAREST EDGE DISTANCE0.250 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH3.406 INCHES MINIMUM AND 3.438 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 1
2486740Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 140386?
140386 is a ANTENNA PEDESTAL SUBASSEMBLY.
What parts can replace 140386?
There is 1 known substitute for 140386: 2486740. Substitute compatibility should be verified for your specific system.
What is the NSN for 140386?
140386 is cataloged in the U.S. Government catalog under NSN 5330-00-159-2603. 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.