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515943 — PUMP,ROTARY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

515943: PUMP,ROTARY.

The PUMP,ROTARY is a the manufacturer industrial component. Key specifications include material: ALUMINUM PUMP BASIC, drive_shaft_type: KEY TYPE, EXTERNAL, operation_method: POWERED, discharge_pressure: 500.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME, drive_shaft_length: 2.500 INCHES NOMINAL IN, rotary_pump_design: GEAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-776-7368, 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
515943
NSN: 5330-00-776-7368
NIINs: 007767368, 013347499
FSC: 5330 — Packing and Gasket Materials
CAGE: 63728 — SEALCRAFT CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM PUMP BASIC
drive_shaft_typeKEY TYPE, EXTERNAL
operation_methodPOWERED
discharge_pressure500.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME
drive_shaft_length2.500 INCHES NOMINAL IN
rotary_pump_designGEAR
drive_connection_typeRIGID COUPLED
unpackaged_unit_width6.870 INCHES NOMINAL IN
intake_connection_typeTHREADED INTERNAL
unpackaged_unit_height5.880 INCHES NOMINAL IN
unpackaged_unit_length7.370 INCHES NOMINAL IN
pump_rotation_directionCOUNTERCLOCKWISE
NSN5330-00-776-7368
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 515943 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
•
CROSS-SECTIONAL THICKNESS: 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
•
LUBRICATION METHOD: COATED
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-12803,+1141-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 8.620 INCHES NOMINAL IN
•
APERTURE DIAMETER: 7.250 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 7.875 INCHES NOMINAL IN
•
MATERIAL: ASBESTOS AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM IN
LUBRICATION METHODCOATED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-12803,+1141-A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER8.620 INCHES NOMINAL IN
APERTURE DIAMETER7.250 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER7.875 INCHES NOMINAL IN
MATERIALASBESTOS AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
HOLE DIAMETER0.410 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 1
7767368Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 515943?
515943 is a PUMP,ROTARY.
What parts can replace 515943?
There is 1 known substitute for 515943: 7767368. Substitute compatibility should be verified for your specific system.
What is the NSN for 515943?
515943 is cataloged in the U.S. Government catalog under NSN 5330-00-776-7368. 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.