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851907 — RING,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

851907: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_width: 0.8650 INCHES NOMINAL IN, special_features: GROUND FINISH O/A AXCGJAA0.375, standard_bore_diameter: 3.000 INCHES IN, smallest_radial_wall_thickness: 0.184 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4310-00-153-8153, 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
851907
NSN: 4310-00-153-8153
FSC: 4310 — Compressors and Vacuum Pumps
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.8650 INCHES NOMINAL IN
special_featuresGROUND FINISH O/A AXCGJAA0.375
standard_bore_diameter3.000 INCHES IN
smallest_radial_wall_thickness0.184 INCHES NOMINAL IN
NSN4310-00-153-8153
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN 851907 MFR RING,PISTON
KEY FEATURES
•
SMALLEST RADIAL WALL THICKNESS: 0.184 INCHES NOMINAL IN
•
STANDARD BORE DIAMETER: 3.000 INCHES IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SMALLEST RADIAL WALL THICKNESS0.184 INCHES NOMINAL IN
OVERALL WIDTH0.8650 INCHES NOMINAL IN
SPECIAL FEATURESGROUND FINISH O/A AXCGJAA0.375
STANDARD BORE DIAMETER3.000 INCHES IN
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 4310 — Compressors and Vacuum Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4310-00-000-0050 4310-00-001-0059 4310-00-001-2044 4310-00-001-3477 4310-00-001-3493 4310-00-001-6194 4310-00-001-6381 4310-00-001-7755
SUBSTITUTES & CROSS-REFERENCES 9
CR15772PC167Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CR54521PC280Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CR34160PC345Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CR54506PC280Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CR15752PC167Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
CR60174PC280Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 851907?
851907 is a RING,PISTON.
What parts can replace 851907?
There are 9 known substitutes for 851907: CR15772PC167, CR54521PC280, CR34160PC345 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 851907?
851907 is cataloged in the U.S. Government catalog under NSN 4310-00-153-8153. 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.