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51666 — FILTER ELEMENT,FLUID

✓ Government record, cited
Hama · COMPONENT
PRODUCT OVERVIEW

51666: FILTER ELEMENT,FLUID.

- For long game and voice chat sessions - Comfortable and optimal positioning thanks to the flexible microphone arm - Cable remote control for convenient and continuous sound control - Overhead headset with circumaural ear cushions - In-line volume control and microphone mute button - Adjustable headband and microphone arm This part is cataloged in the U.S. Government catalog under NSN 2940-00-445-0100, 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
51666
NSN: 2940-00-445-0100
NIINs: 004450100, 006932207, 008311398
FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
CAGE: 79396 — WIX CORP (USA)
SPECIFICATIONS
materialSTEEL
NSN2940-00-445-0100
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Hama FILTER ELEMENT,FLUID TITLE COMPONENT PN 51666 MFR Hama FILTER ELEMENT,FLUID
KEY FEATURES
•
FILTERING MEDIA DESIGN: PLEATED SINGLE FILTERING MEDIA RESPONSE
•
BODY DIAMETER: 1.6875 INCHES NOMINAL IN
•
BODY OVERALL LENGTH: 4.250 INCHES NOMINAL IN
•
FLOW DIRECTION: OUTSIDE IN
•
DESIGN TYPE: NONREUSABLE
•
STYLE DESIGNATOR: CYLINDRICAL W/OUT CONTAINER
•
FEATURES PROVIDED: BY-PASS VALVE
•
BODY INSIDE DIAMETER: 1.031 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FILTERING MEDIA DESIGNPLEATED SINGLE FILTERING MEDIA RESPONSE
BODY DIAMETER1.6875 INCHES NOMINAL IN
BODY OVERALL LENGTH4.250 INCHES NOMINAL IN
FLOW DIRECTIONOUTSIDE IN
DESIGN TYPENONREUSABLE
STYLE DESIGNATORCYLINDRICAL W/OUT CONTAINER
FEATURES PROVIDEDBY-PASS VALVE
BODY INSIDE DIAMETER1.031 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON
MATERIALCELLULOSE FILTERING MEDIUM
SUBSTITUTES & CROSS-REFERENCES 6
1666Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
007891105Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
891105Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
C1693Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A16001-25Reference document
Same NSN cross-reference
Reference document — Secondary reference
PT461Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 51666?
51666 is a FILTER ELEMENT,FLUID manufactured by Hama.
What parts can replace 51666?
There are 6 known substitutes for 51666: 1666, 007891105, 891105 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51666?
51666 is cataloged in the U.S. Government catalog under NSN 2940-00-445-0100. 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.