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1242399 — INSULATOR,WASHER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1242399: INSULATOR,WASHER.

The INSULATOR,WASHER is a the manufacturer industrial component. Key specifications include material: PLASTIC TETRAFLUOROETHYLENE OVERALL, overall_height: 0.046 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN, inside_diameter: 0.138 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN, outside_diameter: 0.198 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN, style_designator: ROUND, FLAT. This part is cataloged in the U.S.

Government catalog under NSN 5970-01-304-4657, 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
1242399
NSN: 5970-01-304-4657
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC TETRAFLUOROETHYLENE OVERALL
overall_height0.046 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
inside_diameter0.138 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
outside_diameter0.198 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
style_designatorROUND, FLAT
NSN5970-01-304-4657
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATOR,WASHER TITLE COMPONENT PN 1242399 MFR INSULATOR,WASHER
KEY FEATURES
•
STYLE DESIGNATOR: ROUND, FLAT
•
OUTSIDE DIAMETER: 0.198 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 0.138 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC TETRAFLUOROETHYLENE OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.046 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
STYLE DESIGNATORROUND, FLAT
OUTSIDE DIAMETER0.198 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
INSIDE DIAMETER0.138 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
MATERIALPLASTIC TETRAFLUOROETHYLENE 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

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 1242399?
1242399 is a INSULATOR,WASHER.
What is the NSN for 1242399?
1242399 is cataloged in the U.S. Government catalog under NSN 5970-01-304-4657. 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.