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7708889 — RING,ROD,PISTON

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7708889: RING,ROD,PISTON.

The RING,ROD,PISTON is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: VERTEX OUTSIDE PERIPHERY, ring_style: STRAIGHT GAP, usage_design: EXTERNAL, inside_diameter: 4.781 INCHES MINIMUM AND 4.843 INCHES MAXIMUM IN, major_thickness: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-282-7016, 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
7708889
NSN: 5325-00-282-7016
NIINs: 002827016, 013466954
FSC: 5325 — Fastening Devices
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL
end_styleVERTEX OUTSIDE PERIPHERY
ring_styleSTRAIGHT GAP
usage_designEXTERNAL
inside_diameter4.781 INCHES MINIMUM AND 4.843 INCHES MAXIMUM IN
major_thickness0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
minor_thickness0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
outside_diameter5.527 INCHES MINIMUM AND 5.597 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleGROOVED INSIDE CORNER
material_document_and_classificationASTM A576 1060 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-00-282-7016
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7708889 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
•
USAGE DESIGN: EXTERNAL
•
END STYLE: VERTEX OUTSIDE PERIPHERY
•
MINOR THICKNESS: 0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A576 1060 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: GROOVED INSIDE CORNER
•
OUTSIDE DIAMETER: 5.527 INCHES MINIMUM AND 5.597 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
USAGE DESIGNEXTERNAL
END STYLEVERTEX OUTSIDE PERIPHERY
MINOR THICKNESS0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A576 1060 TO 1090 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEGROOVED INSIDE CORNER
OUTSIDE DIAMETER5.527 INCHES MINIMUM AND 5.597 INCHES MAXIMUM IN
MAJOR THICKNESS0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN
INSIDE DIAMETER4.781 INCHES MINIMUM AND 4.843 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
SUBSTITUTES & CROSS-REFERENCES 1
6767580Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7708889?
7708889 is a RING,ROD,PISTON.
What parts can replace 7708889?
There is 1 known substitute for 7708889: 6767580. Substitute compatibility should be verified for your specific system.
What is the NSN for 7708889?
7708889 is cataloged in the U.S. Government catalog under NSN 5325-00-282-7016. This indicates validated use in U.S. government and defense supply chains.
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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.