PartsTable
Technical Data Sheet
255837-05 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The RING,WEARING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, body_style: PLAIN, corner_shape: SQUARE ALL CORNERS, overall_length: 0.562 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES ALL SURFACES, special_features: MTG HOLES COUNTERBORED 0.438 IN. DIA BY 0.250 IN.

DEEP IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-218-3501, 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
255837-05
NSN: 4320-00-218-3501
FSC: 4320
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_stylePLAIN
corner_shapeSQUARE ALL CORNERS
overall_length0.562 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES ALL SURFACES
special_featuresMTG HOLES COUNTERBORED 0.438 IN. DIA BY 0.250 IN. DEEP IN
bolt_hole_quantity6
body_inside_diameter4.000 INCHES NOMINAL IN
bolt_circle_diameter4.875 INCHES NOMINAL IN
body_outside_diameter5.624 INCHES NOMINAL IN
unthreaded_mounting_hole_diameter0.281 INCHES NOMINAL IN
material_document_and_classificationMIL-B-16261,GR 4 MIL SPEC SINGLE MATERIAL RESPONSE
NSN4320-00-218-3501
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN 255837-05 MFR RING,WEARING
KEY FEATURES
BOLT HOLE QUANTITY: 6
MATERIAL: COPPER ALLOY
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-16261,GR 4 MIL SPEC SINGLE MATERIAL RESPONSE
CORNER SHAPE: SQUARE ALL CORNERS
SURFACE FINISH: 125.0 MICROINCHES ALL SURFACES
BOLT CIRCLE DIAMETER: 4.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BOLT HOLE QUANTITY6
OVERALL LENGTH0.562 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16261,GR 4 MIL SPEC SINGLE MATERIAL RESPONSE
CORNER SHAPESQUARE ALL CORNERS
SURFACE FINISH125.0 MICROINCHES ALL SURFACES
SPECIAL FEATURESMTG HOLES COUNTERBORED 0.438 IN. DIA BY 0.250 IN. DEEP IN
BOLT CIRCLE DIAMETER4.875 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL IN
BODY INSIDE DIAMETER4.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
801PInterchangeable
interchangeable cross-reference
interchangeable
38-30Interchangeable
interchangeable cross-reference
interchangeable
NDC00469-0813-50Interchangeable
interchangeable cross-reference
interchangeable
NDC00009-0268-02Interchangeable
interchangeable cross-reference
interchangeable
SL6778PC61Interchangeable
Same NIIN cross-reference
interchangeable
SL5837PC50Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 255837-05?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 255837-05?
255837-05 is a RING,WEARING.
What parts can replace 255837-05?
There are 10 known substitutes for 255837-05: 801P, 38-30, NDC00469-0813-50 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 255837-05?
255837-05 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-218-3501. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 255837-05