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3900A — MOTOR,PNEUMATIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3900A: MOTOR,PNEUMATIC.

The MOTOR,PNEUMATIC is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_width: 6.250 INCHES NOMINAL IN, overall_height: 1.250 INCHES NOMINAL IN, overall_length: 8.562 INCHES NOMINAL IN, special_features: W/ADAPTER FOR SURFACE CONDUIT, surface_treatment: ENAMEL. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-273-0417, 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
3900A
NSN: 2805-00-273-0417
NIINs: 002730417, 010665110, 012212980
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_width6.250 INCHES NOMINAL IN
overall_height1.250 INCHES NOMINAL IN
overall_length8.562 INCHES NOMINAL IN
special_featuresW/ADAPTER FOR SURFACE CONDUIT
surface_treatmentENAMEL
unthreaded_mounting_hole_diameter0.312 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
mounting_facility_type_and_quantity4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
NSN2805-00-273-0417
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MOTOR,PNEUMATIC TITLE COMPONENT PN 3900A MFR MOTOR,PNEUMATIC
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: STRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
•
JOINT STYLE: VERTICAL JOINT
•
OIL PASSAGE TYPE AND QUANTITY: 1 GROOVE OUTSIDE PERIPHERY
•
RADIAL WALL THICKNESS: 0.1030 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN
•
RING STYLE: CONCENTRIC
•
STANDARD BORE DIAMETER: 4.000 INCHES IN
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.1855 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESTRAIGHT FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
JOINT STYLEVERTICAL JOINT
OIL PASSAGE TYPE AND QUANTITY1 GROOVE OUTSIDE PERIPHERY
OIL PASSAGE TYPE AND QUANTITY4 SLOT HORIZONTALLY THROUGH RING
RADIAL WALL THICKNESS0.1030 INCHES MINIMUM AND 0.1150 INCHES MAXIMUM IN
RING STYLECONCENTRIC
STANDARD BORE DIAMETER4.000 INCHES IN
MATERIALIRON OVERALL
SUBSTITUTES & CROSS-REFERENCES 6
2.5X3/16 CL20-61Reference document
Same NSN cross-reference
Reference document — Secondary reference
27327AReference document
Same NSN cross-reference
Reference document — Secondary reference
90IN16030Reference document
Same NSN cross-reference
Reference document — Secondary reference
J4106-3BReference document
Same NSN cross-reference
Reference document — Secondary reference
90J4106-3BReference document
Same NSN cross-reference
Reference document — Secondary reference
IN16030Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3900A?
3900A is a MOTOR,PNEUMATIC.
What parts can replace 3900A?
There are 6 known substitutes for 3900A: 2.5X3/16 CL20-61, 27327A, 90IN16030 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3900A?
3900A is cataloged in the U.S. Government catalog under NSN 2805-00-273-0417. 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.