86278 — POWER DISTRIBUTION-REFERENCE SIG

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

86278: POWER DISTRIBUTION-REFERENCE SIG.

POWER DISTRIBUTION-REFERENCE SIG. Key specifications include end_item_name: TEST STATION, end_item_source: 06424, end_item_identification: ELECTRONIC SYSTEMS TEST SET. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-441-6658, 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

86278

NSN: 5310-00-441-6658
NIINs: 004416658, 012042372
FSC: 5310 — Nuts and Washers
CAGE: 19315 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS (USA)

SPECIFICATIONS

end_item_name	TEST STATION
end_item_source	06424
special_features	C/O 1 HOUSING, 1 COVER, 1 REGULATOR ASSEMBLY, 21 DIODES, 18 CAPACITORS, 1 INTEGRATED CIRCUIT, 28 RESISTORS, 1 RF COIL, 10 TRANSISTORS, 1 INDUCTOR, 4 HEAT SINKS
end_item_identification	ELECTRONIC SYSTEMS TEST SET
NSN	5310-00-441-6658

COMPONENT DIAGRAM

KEY FEATURES

•

ANGLE BETWEEN FIRST AND SECOND KEY: 165.0 DEGREES NOMINAL

•

INTERNAL PREBENT KEY WIDTH: 0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN

•

OVERALL DISTANCE INCLUDING KEYS: 1.125 INCHES NOMINAL IN

•

STYLE DESIGNATOR: KEY

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-698,COND 4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN

•

MATERIAL THICKNESS: 0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN

•

EXTERNAL KEY QUANTITY: 4

TYPICAL APPLICATIONS

Server power supply replacement (failed or degraded)
Redundant power upgrade for high-availability
Power capacity upgrade for GPU or expansion configurations
Hot-swap power maintenance in production environments
Spare inventory for break-fix operations

TECHNICAL CHARACTERISTICS

ANGLE BETWEEN FIRST AND SECOND KEY	165.0 DEGREES NOMINAL
INTERNAL PREBENT KEY WIDTH	0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS	1.125 INCHES NOMINAL IN
STYLE DESIGNATOR	KEY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-698,COND 4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
MATERIAL THICKNESS	0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
EXTERNAL KEY QUANTITY	4
INTERNAL PREBENT KEY LENGTH	0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
SURFACE TREATMENT	TIN OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

B6278Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· 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 86278?

86278 is a POWER DISTRIBUTION-REFERENCE SIG.

What parts can replace 86278?

There is 1 known substitute for 86278: B6278. Substitute compatibility should be verified for your specific system.

What is the NSN for 86278?

86278 is cataloged in the U.S. Government catalog under NSN 5310-00-441-6658. This indicates validated use in U.S. government and defense supply chains.

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86278 — POWER DISTRIBUTION-REFERENCE SIG

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