860398-1 — INSULATOR,DISK

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

860398-1: INSULATOR,DISK.

The INSULATOR,DISK is a the manufacturer industrial component. Key specifications include material: BERYLLIUM OXIDE OVERALL, overall_height: 0.045 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN, outside_diameter: 1.153 INCHES NOMINAL IN, special_features: TWO HOLES 0.080 IN. DIA; ONE HOLE 0.320 IN.

DIA IN, style_designator: FLAT, ROUND. This part is cataloged in the U.S. Government catalog under NSN 5970-00-759-1874, 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

860398-1

NSN: 5970-00-759-1874
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 13973 — LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION (USA)

SPECIFICATIONS

material	BERYLLIUM OXIDE OVERALL
overall_height	0.045 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
outside_diameter	1.153 INCHES NOMINAL IN
special_features	TWO HOLES 0.080 IN. DIA; ONE HOLE 0.320 IN. DIA IN
style_designator	FLAT, ROUND
NSN	5970-00-759-1874

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: FLAT, ROUND

•

OUTSIDE DIAMETER: 1.153 INCHES NOMINAL IN

•

MATERIAL: BERYLLIUM OXIDE OVERALL

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.045 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
STYLE DESIGNATOR	FLAT, ROUND
OUTSIDE DIAMETER	1.153 INCHES NOMINAL IN
SPECIAL FEATURES	TWO HOLES 0.080 IN. DIA; ONE HOLE 0.320 IN. DIA IN
MATERIAL	BERYLLIUM OXIDE OVERALL

OTHER ITEMS IN FSC 5970 — Electrical Insulators and Insulating Materials

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5970-00-001-1330 5970-00-001-1357 5970-00-001-1418 5970-00-001-1420 5970-00-001-1472 5970-00-001-1476 5970-00-001-1477 5970-00-001-1479

SUBSTITUTES & CROSS-REFERENCES 3

IP-60999Reference document

Same NSN cross-reference

Reference document — Secondary reference

BB-MT-3-62Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

BBD-1153-60Same 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 860398-1?

860398-1 is a INSULATOR,DISK.

What parts can replace 860398-1?

There are 3 known substitutes for 860398-1: IP-60999, BB-MT-3-62, BBD-1153-60. Substitute compatibility should be verified for your specific system.

What is the NSN for 860398-1?

860398-1 is cataloged in the U.S. Government catalog under NSN 5970-00-759-1874. This indicates validated use in U.S. government and defense supply chains.

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860398-1 — INSULATOR,DISK

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