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53726 — LIGHT,NAVIGATIONAL,AIRCRAFT

✓ Government record, cited
Middle Atlantic Products · ORING SEAL
PRODUCT OVERVIEW

53726: LIGHT,NAVIGATIONAL,AIRCRAFT.

Our popular Slim 5 Series rack frame system meets a wide range of project requirements. Available in 12 standard sizes and any height from 8 to 43 spaces, the Slim 5 series ships ready-to-assemble. Strong steel construction with wide open access for easy integration.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-609-9470, 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
53726
NSN: 5330-00-609-9470
NIINs: 006099470, 010848618
FSC: 5330 — Packing and Gasket Materials
CAGE: 04627 — HYSTER-YALE GROUP, INC. DIV HYSTER-YALE MATERIALS HANDLING (USA)
SPECIFICATIONS
shapeRECTANGULAR
materialGLASS LENS
overall_width4.000 INCHES NOMINAL IN
overall_length39.000 INCHES NOMINAL IN
special_featuresAPPLIED TO MIDDLE FUSELAGE,LH OR RH
light_beam_motionFIXED
wiring_provision_length72.0 INCHES NOMINAL ALL PROVISIONS IN
wiring_provision_methodCABLE
terminal_type_and_quantity2 WIRE LEAD
NSN5330-00-609-9470
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 53726 MFR: Middle Atlantic Products ⚠ 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: 0.008 INCHES MINIMUM AND 0.012 INCHES MAXIMUM IN
•
APERTURE WIDTH: 6.500 INCHES NOMINAL IN
•
APERTURE LENGTH: 10.062 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.406 INCHES MINIMUM LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.008 INCHES MINIMUM AND 0.012 INCHES MAXIMUM IN
OVERALL LENGTH11.750 INCHES NOMINAL IN
OVERALL WIDTH7.500 INCHES NOMINAL IN
APERTURE WIDTH6.500 INCHES NOMINAL IN
APERTURE LENGTH10.062 INCHES NOMINAL IN
HOLE DIAMETER0.406 INCHES MINIMUM LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 7
912373Reference document
Same NSN cross-reference
Reference document — Secondary reference
SK4444-115Reference document
Same NSN cross-reference
Reference document — Secondary reference
D72357Reference document
Same NSN cross-reference
Reference document — Secondary reference
T98-115Reference document
Same NSN cross-reference
Reference document — Secondary reference
71855R1Reference document
Same NSN cross-reference
Reference document — Secondary reference
501-466Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 53726?
53726 is a LIGHT,NAVIGATIONAL,AIRCRAFT manufactured by Middle Atlantic Products.
What parts can replace 53726?
There are 7 known substitutes for 53726: 912373, SK4444-115, D72357 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53726?
53726 is cataloged in the U.S. Government catalog under NSN 5330-00-609-9470. This indicates validated use in U.S. government and defense supply chains.
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