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307148 — PIN,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

307148: PIN,PISTON.

The PIN,PISTON is a the manufacturer industrial component. Key specifications include end_item_identification: J-57 AIRCRAFT ENGINE. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-078-2689, 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
307148
NSN: 2805-00-078-2689
NIINs: 000782689, 005676599
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 32195 — OUTBOARD MARINE CORP JOHNSON MOTORS DIV (USA)
SPECIFICATIONS
end_item_identificationJ-57 AIRCRAFT ENGINE
NSN2805-00-078-2689
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PIN,PISTON TITLE COMPONENT PN 307148 MFR PIN,PISTON
KEY FEATURES
•
FSC APPLICATION DATA: ENGINE,GASOLINE,OUTBOARD
•
BODY STYLE: CHAMFERED ENDS
•
BORE STYLE: STRAIGHT-THRU BORE
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 8615 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 8615 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-866, CLASS 8615 MIL SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 0.62490 INCHES MINIMUM AND 0.63500 INCHES MAXIMUM IN
•
END CHAMFER ANGLE IN DEG: 25.0
•
BODY LENGTH: 2.8450 INCHES MINIMUM AND 2.8550 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: CASEHARDENED
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAENGINE,GASOLINE,OUTBOARD
BODY STYLECHAMFERED ENDS
BORE STYLESTRAIGHT-THRU BORE
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 8615 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 8615 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-866, CLASS 8615 MIL SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER0.62490 INCHES MINIMUM AND 0.63500 INCHES MAXIMUM IN
END CHAMFER ANGLE IN DEG25.0
BODY LENGTH2.8450 INCHES MINIMUM AND 2.8550 INCHES MAXIMUM IN
CASEHARDENING INDICATORCASEHARDENED
BORE DIAMETER0.3593 INCHES MINIMUM AND 0.3830 INCHES MAXIMUM IN
MATERIALSTEEL COMP 8615
SUBSTITUTES & CROSS-REFERENCES 2
0320663Reference document
Same NSN cross-reference
Reference document — Secondary reference
320663Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 307148?
307148 is a PIN,PISTON.
What parts can replace 307148?
There are 2 known substitutes for 307148: 0320663, 320663. Substitute compatibility should be verified for your specific system.
What is the NSN for 307148?
307148 is cataloged in the U.S. Government catalog under NSN 2805-00-078-2689. 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.