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236-57 PC40 — RING,WEARING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

236-57 PC40: RING,WEARING.

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: 0.500 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES INSIDE, body_inside_diameter: 4.437 INCHES MINIMUM AND 4.439 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-202-7274, 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
236-57 PC40
NSN: 4320-00-202-7274
FSC: 4320 — Power and Hand Pumps
CAGE: 25681 — ITT GOULDS PUMPS, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_stylePLAIN
corner_shapeSQUARE ALL CORNERS
overall_length0.500 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES INSIDE
body_inside_diameter4.437 INCHES MINIMUM AND 4.439 INCHES MAXIMUM IN
body_outside_diameter5.503 INCHES NOMINAL IN
NSN4320-00-202-7274
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN 236-57 PC40 MFR RING,WEARING
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES OUTSIDE
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY STYLE: PLAIN
•
BODY OUTSIDE DIAMETER: 5.503 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES OUTSIDE
SURFACE FINISH125.0 MICROINCHES LEFT FACE
SURFACE FINISH125.0 MICROINCHES INSIDE
SURFACE FINISH125.0 MICROINCHES RIGHT FACE
CORNER SHAPESQUARE ALL CORNERS
BODY STYLEPLAIN
BODY OUTSIDE DIAMETER5.503 INCHES NOMINAL IN
OVERALL LENGTH0.500 INCHES NOMINAL IN
BODY INSIDE DIAMETER4.437 INCHES MINIMUM AND 4.439 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY
OTHER ITEMS IN FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633 4320-00-001-2628 4320-00-001-2629 4320-00-001-2630 4320-00-001-2631 4320-00-001-2632 4320-00-001-3377 4320-00-001-3384
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 236-57 PC40?
236-57 PC40 is a RING,WEARING.
What is the NSN for 236-57 PC40?
236-57 PC40 is cataloged in the U.S. Government catalog under NSN 4320-00-202-7274. 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.