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302377 — COLLAR,SHAFT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

302377: COLLAR,SHAFT.

The COLLAR,SHAFT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, thickness: 0.375 INCHES NOMINAL IN, bore_diameter: 0.3420 INCHES MINIMUM AND 0.3450 INCHES MAXIMUM IN, outside_diameter: 0.625 INCHES NOMINAL IN, style_designator: PLAIN ROUND, surface_treatment: PASSIVATE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-354-9218, 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
302377
NSN: 5330-00-354-9218
NIINs: 003549218, 008772873
FSC: 5330 — Packing and Gasket Materials
CAGE: 70143 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 303
thickness0.375 INCHES NOMINAL IN
bore_diameter0.3420 INCHES MINIMUM AND 0.3450 INCHES MAXIMUM IN
outside_diameter0.625 INCHES NOMINAL IN
style_designatorPLAIN ROUND
surface_treatmentPASSIVATE
nominal_thread_size0.112 INCHES SINGLE HOLE IN
securing_hole_quantity1
securing_hole_type_and_locationTHREADED SINGLE HOLE
material_document_and_classificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE
screw_thread_series_designator_and_locationSINGLE HOLE UNIFIED NATIONAL COARSE (UNC)
NSN5330-00-354-9218
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 302377 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: 0.047 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR METAL
•
BOLT HOLE QUANTITY: 10
•
OUTSIDE CORNER RADIUS: 0.250 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.047 INCHES NOMINAL IN
OVERALL LENGTH16.406 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR METAL
OVERALL WIDTH3.125 INCHES NOMINAL IN
BOLT HOLE QUANTITY10
SPECIAL FEATURESONE BOLT HOLE 0.531 IN. DIA IN
OUTSIDE CORNER RADIUS0.250 INCHES NOMINAL IN
HOLE DIAMETER0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 1
B302377Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 302377?
302377 is a COLLAR,SHAFT.
What parts can replace 302377?
There is 1 known substitute for 302377: B302377. Substitute compatibility should be verified for your specific system.
What is the NSN for 302377?
302377 is cataloged in the U.S. Government catalog under NSN 5330-00-354-9218. This indicates validated use in U.S. government and defense supply chains.
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