138587-3 — HEAT SINK,ELECTRICAL-ELECTRONIC

✓ Government record, cited

— · FAN MODULE

PRODUCT OVERVIEW

138587-3: HEAT SINK,ELECTRICAL-ELECTRONIC.

HEAT SINK,ELECTRICAL-ELECTRONIC. Key specifications include hole_diameter: 1.275 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN, overall_width: 5.586 INCHES NOMINAL IN, overall_length: 5.878 INCHES NOMINAL IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 1.921 INCHES MINIMUM AND 1.975 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-655-6927, 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

138587-3

NSN: 5310-00-655-6927
NIINs: 006556927, 013218992, 017214041
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
hole_diameter	1.275 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN
overall_width	5.586 INCHES NOMINAL IN
overall_length	5.878 INCHES NOMINAL IN
hardness_rating	40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter	1.921 INCHES MINIMUM AND 1.975 INCHES MAXIMUM IN
style_designator	FLAT INTERNAL TEETH
surface_treatment	CADMIUM OVERALL
material_thickness	0.059 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
end_item_identification	5840-00-220-5690 RADAR SET
material_document_and_classification	66 FED STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classification	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-00-655-6927

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM

•

STYLE DESIGNATOR: FLAT INTERNAL TEETH

•

MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL

•

OUTSIDE DIAMETER: 1.921 INCHES MINIMUM AND 1.975 INCHES MAXIMUM IN

•

MATERIAL THICKNESS: 0.059 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN

•

SURFACE TREATMENT: CADMIUM OVERALL

•

MATERIAL: STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	FLAT INTERNAL TEETH
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
OUTSIDE DIAMETER	1.921 INCHES MINIMUM AND 1.975 INCHES MAXIMUM IN
MATERIAL THICKNESS	0.059 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM OVERALL
MATERIAL	STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
HOLE DIAMETER	1.275 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 3

53106556927Reference document

Same NSN cross-reference

Reference document — Secondary reference

MS35333-51Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MS35333-34Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

Ready to buy 138587-3?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 138587-3?

138587-3 is a HEAT SINK,ELECTRICAL-ELECTRONIC.

What parts can replace 138587-3?

There are 3 known substitutes for 138587-3: 53106556927, MS35333-51, MS35333-34. Substitute compatibility should be verified for your specific system.

What is the NSN for 138587-3?

138587-3 is cataloged in the U.S. Government catalog under NSN 5310-00-655-6927. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

138587-3 — HEAT SINK,ELECTRICAL-ELECTRONIC

Request a Quote — 138587-3