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871661 — 871661

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

871661: 871661.

The 871661 is a the manufacturer industrial component. Key specifications include material: PLASTIC, overall_depth: 0.250 INCHES NOMINAL IN, inside_diameter: 0.125 INCHES NOMINAL IN, outside_diameter: 0.750 INCHES NOMINAL IN, screw_drive_type: CROSS RECESS TYPE 1, special_features: ADDITIONAL REFERENCE MARKING: R. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-552-9176, 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
871661
NSN: 5355-00-552-9176
FSC: 5355 — Knobs and Pointers
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
materialPLASTIC
overall_depth0.250 INCHES NOMINAL IN
inside_diameter0.125 INCHES NOMINAL IN
outside_diameter0.750 INCHES NOMINAL IN
screw_drive_typeCROSS RECESS TYPE 1
special_featuresADDITIONAL REFERENCE MARKING: R
style_designatorROUND
attachment_methodSETSCREWS
overall_thickness0.515 INCHES NOMINAL IN
reference_markingS
nominal_thread_size0.112 INCHES SCREW HOLE IN
setscrew_hole_quantity1
NSN5355-00-552-9176
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 871661 TITLE COMPONENT PN 871661 MFR 871661
KEY FEATURES
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.188 INCHES NOMINAL IN
•
SHAFT ACCOMMODATION STYLE: ROUND
•
OVERALL THICKNESS: 0.515 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
REFERENCE MARKING: S
•
SETSCREW HOLE QUANTITY: 1
•
NOMINAL THREAD SIZE: 0.112 INCHES SCREW HOLE IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.188 INCHES NOMINAL IN
SHAFT ACCOMMODATION STYLEROUND
OVERALL THICKNESS0.515 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
REFERENCE MARKINGS
SETSCREW HOLE QUANTITY1
NOMINAL THREAD SIZE0.112 INCHES SCREW HOLE IN
INSIDE DIAMETER0.125 INCHES NOMINAL IN
GRIPPING SURFACE CONDITIONGRIP AID
OTHER ITEMS IN FSC 5355 — Knobs and Pointers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5355-00-000-5777 5355-00-001-2029 5355-00-001-2403 5355-00-001-4109 5355-00-001-4677 5355-00-001-4724 5355-00-001-4730 5355-00-001-4734
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 871661?
871661 is a 871661.
What is the NSN for 871661?
871661 is cataloged in the U.S. Government catalog under NSN 5355-00-552-9176. 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.