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654716 — RING SET,PISTON

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

654716: RING SET,PISTON.

The RING SET,PISTON is a the manufacturer industrial component. Key specifications include special_features: STEEL, end_item_identification: TAMIZ E26, AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-271-2426, 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
654716
NSN: 5305-00-271-2426
NIINs: 002712426, 015149457
FSC: 5305 — Screws
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
special_featuresSTEEL
end_item_identificationTAMIZ E26, AIRCRAFT
NSN5305-00-271-2426
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 654716 · 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
•
HEAD HEIGHT: 0.040 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.171 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.171 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL COMP 303
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.040 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN
FASTENER LENGTH0.171 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.171 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL COMP 303
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH LBS
INTERNAL DRIVE STYLESLOT
SUBSTITUTES & CROSS-REFERENCES 1
265469Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 654716?
654716 is a RING SET,PISTON.
What parts can replace 654716?
There is 1 known substitute for 654716: 265469. Substitute compatibility should be verified for your specific system.
What is the NSN for 654716?
654716 is cataloged in the U.S. Government catalog under NSN 5305-00-271-2426. 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.