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Technical Data Sheet
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M-552 — M-552

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

M-552: M-552.

The M-552 is a the manufacturer industrial component. Key specifications include end_item_identification: PUMP, CENTEIFUGE, part_name_assigned_by_controlling_agency: FRONT HOUSING O-RING -P1200079. This part is cataloged in the U.S.

Government catalog under NSN 2990-00-012-2557, 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
MRO→ MRO_GENERAL→ M-552
NSN: 2990-00-012-2557
NIINs: 000122557, 001548328, 003089032, 003966111, 010521342, 013306646, 014850441, 015758682, 016886912
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
CAGE: 11568 — GARDNER DENVER INC. (USA)
SPECIFICATIONS
end_item_identificationPUMP, CENTEIFUGE
part_name_assigned_by_controlling_agencyFRONT HOUSING O-RING -P1200079
NSN2990-00-012-2557
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available M-552 TITLE COMPONENT PN M-552 MFR M-552
KEY FEATURES
•
FLANGE SHAPE: ROUND
•
FLANGE DIAMETER: 1.375 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.750 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND
FLANGE DIAMETER1.375 INCHES NOMINAL IN
FLANGE THICKNESS0.750 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 1
MA-1Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 M-552?
M-552 is a M-552. It is classified as a MRO (MRO_GENERAL).
What parts can replace M-552?
There is 1 known substitute for M-552: MA-1. Substitute compatibility should be verified for your specific system.
What is the NSN for M-552?
M-552 is cataloged in the U.S. Government catalog under NSN 2990-00-012-2557. 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.