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3258521 — INSULATOR,SPACER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3258521: INSULATOR,SPACER.

The INSULATOR,SPACER is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, overall_width: 0.380 INCHES NOMINAL IN, overall_height: 0.010 INCHES NOMINAL IN, overall_length: 1.880 INCHES NOMINAL IN, style_designator: FLAT, RECTANGULAR, first_hole_spacing: 0.330 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5970-01-274-5407, 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
3258521
NSN: 5970-01-274-5407
FSC: 5970 — Electrical Insulators and Insulating Materials
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
overall_width0.380 INCHES NOMINAL IN
overall_height0.010 INCHES NOMINAL IN
overall_length1.880 INCHES NOMINAL IN
style_designatorFLAT, RECTANGULAR
first_hole_spacing0.330 INCHES NOMINAL IN
third_hole_spacing1.220 INCHES NOMINAL IN
first_hole_diameter0.128 INCHES NOMINAL IN
second_hole_spacing0.190 INCHES NOMINAL IN
second_hole_diameter0.128 INCHES NOMINAL IN
NSN5970-01-274-5407
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATOR,SPACER TITLE COMPONENT PN 3258521 MFR INSULATOR,SPACER
KEY FEATURES
•
FIRST HOLE DIAMETER: 0.128 INCHES NOMINAL IN
•
THIRD HOLE SPACING: 1.220 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT, RECTANGULAR
•
SECOND HOLE SPACING: 0.190 INCHES NOMINAL IN
•
SECOND HOLE DIAMETER: 0.128 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.010 INCHES NOMINAL IN
FIRST HOLE DIAMETER0.128 INCHES NOMINAL IN
THIRD HOLE SPACING1.220 INCHES NOMINAL IN
STYLE DESIGNATORFLAT, RECTANGULAR
OVERALL LENGTH1.880 INCHES NOMINAL IN
OVERALL WIDTH0.380 INCHES NOMINAL IN
SECOND HOLE SPACING0.190 INCHES NOMINAL IN
SECOND HOLE DIAMETER0.128 INCHES NOMINAL IN
FIRST HOLE SPACING0.330 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE 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 3258521?
3258521 is a INSULATOR,SPACER.
What is the NSN for 3258521?
3258521 is cataloged in the U.S. Government catalog under NSN 5970-01-274-5407. 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.