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256616 — FILTER ELEMENT,INTAKE AIR CLEANE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

256616: FILTER ELEMENT,INTAKE AIR CLEANE.

FILTER ELEMENT,INTAKE AIR CLEANE. Key specifications include material: PLASTIC FILTERING MEDIUM, body_style: PLAIN, body_length: 1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN, design_type: LIMITED, corner_shape: SQUARE ALL CORNERS, body_diameter: 2.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-218-3630, 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
256616
NSN: 4320-00-218-3630
NIINs: 002183630, 004588107, 011777034, 012651643
FSC: 4320 — Power and Hand Pumps
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialPLASTIC FILTERING MEDIUM
body_stylePLAIN
body_length1.094 INCHES MINIMUM AND 1.156 INCHES MAXIMUM IN
design_typeLIMITED
corner_shapeSQUARE ALL CORNERS
body_diameter2.188 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_length0.500 INCHES NOMINAL IN
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
style_designatorCYLINDRICAL W/CLOSED ENDS
body_overall_length2.438 INCHES NOMINAL IN
NSN4320-00-218-3630
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,INTAKE AIR CLEANE TITLE COMPONENT PN 256616 MFR FILTER ELEMENT,INTAKE
KEY FEATURES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY STYLE: PLAIN
•
BODY OUTSIDE DIAMETER: 2.751 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-16261,GR 3 MIL SPEC SINGLE MATERIAL RESPONSE
•
BODY INSIDE DIAMETER: 2.220 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY STYLEPLAIN
BODY OUTSIDE DIAMETER2.751 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16261,GR 3 MIL SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.500 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.220 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
13316PReference document
Same NSN cross-reference
Reference document — Design control — primary reference
SL6616PC6Reference document
Same NSN cross-reference
Reference document — Secondary 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 256616?
256616 is a FILTER ELEMENT,INTAKE AIR CLEANE.
What parts can replace 256616?
There are 2 known substitutes for 256616: 13316P, SL6616PC6. Substitute compatibility should be verified for your specific system.
What is the NSN for 256616?
256616 is cataloged in the U.S. Government catalog under NSN 4320-00-218-3630. 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.