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21-11611 — FILTER ELEMENT,FLUID

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

21-11611: FILTER ELEMENT,FLUID.

The FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY AND CONTACT, overall_length: 0.860 INCHES NOMINAL IN, mounting_method: SOLDER, overall_diameter: 0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN, cable_entrance_diameter: 0.181 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2940-00-402-9577, 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→ 21-11611
NSN: 2940-00-402-9577
NIINs: 004029577, 012953389
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
CAGE: 96124 — TRANSDIGM INC DIV AERO FLUID PRODUCTS (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY AND CONTACT
overall_length0.860 INCHES NOMINAL IN
mounting_methodSOLDER
overall_diameter0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
cable_entrance_diameter0.181 INCHES NOMINAL IN
NSN2940-00-402-9577
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,FLUID TITLE COMPONENT PN 21-11611 MFR FILTER ELEMENT,FLUID
KEY FEATURES
•
BODY DIAMETER: 1.137 INCHES NOMINAL IN
•
FSC APPLICATION DATA: LAUNCHER,GUIDED MISSILE
•
BODY OVERALL LENGTH: 4.250 INCHES NOMINAL IN
•
FILTRATION RATING IN MICRONS: 3.0 ABSOLUTE
•
DROP PRESSURE: ERR-060
•
DESIGN TYPE: REUSABLE
•
STYLE DESIGNATOR: CYLINDRICAL W/ CONTAINER (RIGID)
•
BODY INSIDE DIAMETER: 0.670 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
BODY DIAMETER1.137 INCHES NOMINAL IN
FSC APPLICATION DATALAUNCHER,GUIDED MISSILE
BODY OVERALL LENGTH4.250 INCHES NOMINAL IN
FILTRATION RATING IN MICRONS3.0 ABSOLUTE
DROP PRESSUREERR-060
DESIGN TYPEREUSABLE
STYLE DESIGNATORCYLINDRICAL W/ CONTAINER (RIGID)
BODY INSIDE DIAMETER0.670 INCHES MINIMUM AND 0.748 INCHES MAXIMUM IN
SPECIAL FEATURESSPRING ACTUATED
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON
SUBSTITUTES & CROSS-REFERENCES 1
10233605Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 21-11611?
21-11611 is a FILTER ELEMENT,FLUID. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21-11611?
There is 1 known substitute for 21-11611: 10233605. Substitute compatibility should be verified for your specific system.
What is the NSN for 21-11611?
21-11611 is cataloged in the U.S. Government catalog under NSN 2940-00-402-9577. 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.