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RB4449 — HINGE,ACCESS DOOR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

RB4449: HINGE,ACCESS DOOR.

The HINGE,ACCESS DOOR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hinge_pin: INCLUDED, knuckle_type: FRICTION, pin_diameter: 0.22 INCHES MINIMUM AND 0.27 INCHES MAXIMUM IN, overall_length: 3.0 INCHES NOMINAL IN, mounting_method: SCREW. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-715-8400, 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
RB4449
NSN: 5340-01-715-8400
FSC: 5340 — Hardware, Commercial
CAGE: 00299 — WS DARLEY & CO DIV OHLER PUMP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hinge_pinINCLUDED
knuckle_typeFRICTION
pin_diameter0.22 INCHES MINIMUM AND 0.27 INCHES MAXIMUM IN
overall_length3.0 INCHES NOMINAL IN
mounting_methodSCREW
knuckle_quantity5
style_designatorBUTT
mounting_hole_typeCOUNTERSUNK AND UNTHREADED
reversible_featureNOT INCLUDED
mounting_hole_quantity6
end_item_identification4930-01-706-0781
NSN5340-01-715-8400
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RB4449 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
•
PIN DIAMETER: 0.22 INCHES MINIMUM AND 0.27 INCHES MAXIMUM IN
•
MOUNTING HOLE QUANTITY: 6
•
REVERSIBLE FEATURE: NOT INCLUDED
•
MOUNTING METHOD: SCREW
•
STYLE DESIGNATOR: BUTT
•
HINGE PIN: INCLUDED
•
KNUCKLE QUANTITY: 5
TECHNICAL CHARACTERISTICS
PIN DIAMETER0.22 INCHES MINIMUM AND 0.27 INCHES MAXIMUM IN
MOUNTING HOLE QUANTITY6
REVERSIBLE FEATURENOT INCLUDED
MOUNTING METHODSCREW
STYLE DESIGNATORBUTT
OVERALL LENGTH3.0 INCHES NOMINAL IN
HINGE PININCLUDED
KNUCKLE QUANTITY5
PART NAME ASSIGNED BY CONTROLLING AGENCYHINGE, CONTROL COVER
END ITEM IDENTIFICATION4930-01-706-0781
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 RB4449?
RB4449 is a HINGE,ACCESS DOOR.
What is the NSN for RB4449?
RB4449 is cataloged in the U.S. Government catalog under NSN 5340-01-715-8400. This indicates validated use in U.S. government and defense supply chains.
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