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573-091 — CASING,RIGID,CONTROL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

573-091: CASING,RIGID,CONTROL.

The CASING,RIGID,CONTROL is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_item_identification: B-1B AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-172-2756, 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
573-091
NSN: 5340-01-172-2756
NIINs: 011722756, 012683398
FSC: 5340 — Hardware, Commercial
CAGE: 83014 — HARTWELL CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_item_identificationB-1B AIRCRAFT
NSN5340-01-172-2756
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 573-091 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
•
REVERSIBLE FEATURE: NOT INCLUDED
•
KNUCKLE INSIDE DIAMETER: 0.281 INCHES NOMINAL IN
•
PIN CENTER TO BODY EDGE DISTANCE: 1.000 INCHES NOMINAL IN
•
HINGE MOUNTING TYPE: FULL SURFACE
•
HINGE PIN: NOT INCLUDED
•
MATERIAL THICKNESS: 0.060 INCHES NOMINAL IN
•
KNUCKLE QUANTITY: 2
TECHNICAL CHARACTERISTICS
REVERSIBLE FEATURENOT INCLUDED
KNUCKLE INSIDE DIAMETER0.281 INCHES NOMINAL IN
OVERALL LENGTH3.000 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE1.000 INCHES NOMINAL IN
HINGE MOUNTING TYPEFULL SURFACE
HINGE PINNOT INCLUDED
MATERIAL THICKNESS0.060 INCHES NOMINAL IN
KNUCKLE QUANTITY2
END KNUCKLE LENGTH0.500 INCHES NOMINAL IN
SPECIAL FEATURES0.250 IN. RADIUS EACH CORNER IN
SUBSTITUTES & CROSS-REFERENCES 1
H1346-1Reference 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 573-091?
573-091 is a CASING,RIGID,CONTROL.
What parts can replace 573-091?
There is 1 known substitute for 573-091: H1346-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 573-091?
573-091 is cataloged in the U.S. Government catalog under NSN 5340-01-172-2756. 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.