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PartsTable / COMPONENT / A26121
A26121 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

COMPRESSOR,NONAIRCRAFT GAS TURBI. Key specifications include material: ALUMINUM ALLOY, hole_diameter: 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN, overall_width: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN, overall_length: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN, style_designator: NON-CIRCULAR W/BOLT HOLES, aperture_diameter: 0.713 INCHES MINIMUM AND 0.723 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-187-7129, 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
A26121
NSN: 5120-00-187-7129
FSC: 5120
CAGE: ZAE87 — HENCHMAN PRODUCTS PTY LTD (AUS)
SPECIFICATIONS
materialALUMINUM ALLOY
hole_diameter0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
overall_width0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN
overall_length0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN
style_designatorNON-CIRCULAR W/BOLT HOLES
aperture_diameter0.713 INCHES MINIMUM AND 0.723 INCHES MAXIMUM IN
surface_treatmentCHROMATE
bolt_hole_quantity4
outside_edge_to_bolt_hole_center_distance_along_width0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
outside_edge_to_bolt_hole_center_distance_along_length0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
center_to_center_distance_between_bolt_holes_along_width0.713 INCHES MINIMUM AND 0.723 INCHES MAXIMUM IN
center_to_center_distance_between_bolt_holes_along_length0.713 INCHES MINIMUM AND 0.723 INCHES MAXIMUM IN
NSN5120-00-187-7129
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COMPRESSOR,NONAIRCRAFT GAS TURBI TITLE COMPONENT PN A26121 MFR COMPRESSOR,NONAIRCRAFT
KEY FEATURES
•
SURFACE TREATMENT: CHROMIUM OVERALL
•
WRENCHING SURFACE SIZE: 0.812 INCHES NOMINAL SECOND END IN
•
LARGE END HEAD ANGLE: 15.0 DEGREES NOMINAL
•
STYLE DESIGNATOR: DOUBLE HEAD
•
ENVIRONMENTAL ATTRIBUTE CODE: PLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
•
SPECIFICATION/STANDARD DATA: 05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCHROMIUM OVERALL
WRENCHING SURFACE SIZE0.812 INCHES NOMINAL SECOND END IN
LARGE END HEAD ANGLE15.0 DEGREES NOMINAL
SPECIAL FEATURESFORGED STEEL
STYLE DESIGNATORDOUBLE HEAD
ENVIRONMENTAL ATTRIBUTE CODEPLASTICS REMOVAL IN THE MARINE ENVIRONMENT (PRIME) PRODUCT
WRENCHING SURFACE SIZE0.750 INCHES NOMINAL FIRST END IN
SPECIFICATION/STANDARD DATA05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SMALL END HEAD ANGLE15.0 DEGREES NOMINAL
SMALL END HEAD THICKNESS0.375 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
4037-SInterchangeable
interchangeable cross-reference
interchangeable
4037Interchangeable
interchangeable cross-reference
interchangeable
16776-037Interchangeable
interchangeable cross-reference
interchangeable
1610025P16Interchangeable
interchangeable cross-reference
interchangeable
4037M07F09Interchangeable
interchangeable cross-reference
interchangeable
285-65-904ITEM67Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A26121?
A26121 is a COMPRESSOR,NONAIRCRAFT GAS TURBI.
What parts can replace A26121?
There are 28 known substitutes for A26121: 4037-S, 4037, 16776-037 and 25 more. Substitute compatibility should be verified for your specific system.
Is A26121 still available?
A26121 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026