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Technical Data Sheet
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A6946 — PISTON

✓ Government record, cited
— · PIPE SECTION
PRODUCT OVERVIEW

A6946: PISTON.

The PISTON is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4720-00-774-4328, 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
A6946
NSN: 4720-00-774-4328
NIINs: 007744328, 008304685, 008752007
FSC: 4720 — Hose and Flexible Tubing
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
Part NumberA6946
NSN4720-00-774-4328
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: A6946 · OEM ⚠ VERIFY BEFORE ORDERING Schedule = wall thickness, NOT pipe diameter. Sch 40 and Sch 80 have the same OD but different wall thickness. Nominal pipe size ≠ actual OD — a 1" pipe is actually 1.315" OD ✓ BROKER TIP Sch 40 = standard wall, Sch 80 = heavy wall (higher pressure), Sch 160 = extra heavy. Seamless pipe is required for high-pressure applications — welded pipe has lower ratings PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 1
A0006949Reference 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 A6946?
A6946 is a PISTON.
What parts can replace A6946?
There is 1 known substitute for A6946: A0006949. Substitute compatibility should be verified for your specific system.
What is the NSN for A6946?
A6946 is cataloged in the U.S. Government catalog under NSN 4720-00-774-4328. This indicates validated use in U.S. government and defense supply chains.
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