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MA3484 — PLUNGER,DETENT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MA3484: PLUNGER,DETENT.

The PLUNGER,DETENT is a the manufacturer industrial component. Key specifications include length: 0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, diameter: 0.122 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, material: STEEL OVERALL, special_features: OTHER END 0.090 IN DIA;EAA:MACHINE GUN,7.62MM M60E3 MM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-186-8743, 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
MA3484
NSN: 5340-01-186-8743
FSC: 5340 — Hardware, Commercial
CAGE: 26978 — GENERAL DYNAMICS - OTS, INC. (USA)
SPECIFICATIONS
length0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
diameter0.122 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
materialSTEEL OVERALL
special_featuresOTHER END 0.090 IN DIA;EAA:MACHINE GUN,7.62MM M60E3 MM
NSN5340-01-186-8743
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MA3484 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LENGTH: 0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
DIAMETER: 0.122 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
DIAMETER0.122 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SPECIAL FEATURESOTHER END 0.090 IN DIA;EAA:MACHINE GUN,7.62MM M60E3 MM
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MA3484?
MA3484 is a PLUNGER,DETENT.
What is the NSN for MA3484?
MA3484 is cataloged in the U.S. Government catalog under NSN 5340-01-186-8743. 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.