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8178428 — SPACER,SLEEVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

8178428: SPACER,SLEEVE.

The SPACER,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, corner_shape: SQUARE ALL CORNERS, flange_width: 0.0600 INCHES NOMINAL IN, overall_length: 0.6250 INCHES NOMINAL IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, surface_treatment: PHOSPHATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-779-8237, 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
8178428
NSN: 5365-00-779-8237
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
corner_shapeSQUARE ALL CORNERS
flange_width0.0600 INCHES NOMINAL IN
overall_length0.6250 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
surface_treatmentPHOSPHATE OVERALL
body_inside_diameter0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
body_outside_diameter0.3690 INCHES MINIMUM AND 0.3810 INCHES MAXIMUM IN
flange_outside_diameter0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
material_document_and_classificationMIL-T-6736,TY 1,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5365-00-779-8237
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,SLEEVE TITLE COMPONENT PN 8178428 MFR SPACER,SLEEVE
KEY FEATURES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
FLANGE OUTSIDE DIAMETER: 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.3690 INCHES MINIMUM AND 0.3810 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-T-6736,TY 1,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PHOSPHATE OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
FLANGE OUTSIDE DIAMETER0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.3690 INCHES MINIMUM AND 0.3810 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-T-6736,TY 1,COND N MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.6250 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
SURFACE TREATMENTPHOSPHATE OVERALL
FLANGE WIDTH0.0600 INCHES NOMINAL IN
MATERIALSTEEL COMP 4130 OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
15953Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8178428?
8178428 is a SPACER,SLEEVE.
What parts can replace 8178428?
There is 1 known substitute for 8178428: 15953. Substitute compatibility should be verified for your specific system.
What is the NSN for 8178428?
8178428 is cataloged in the U.S. Government catalog under NSN 5365-00-779-8237. 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.