PartsTable
Technical Data Sheet
Download PDF

3K1 — FILTER,RADIO FREQUENCY INTERFERE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

3K1: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include length: 96.000 INCHES NOMINAL IN, material: RUBBER, body_width: 1.130 INCHES NOMINAL IN, body_height: 2.000 INCHES NOMINAL IN, body_length: 2.890 INCHES NOMINAL IN, usage_design: WINDOW. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-620-7121, 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
MRO→ MRO_GENERAL→ 3K1
NSN: 5315-00-620-7121
NIINs: 006207121, 006265918, 009737303, 010717250
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
length96.000 INCHES NOMINAL IN
materialRUBBER
body_width1.130 INCHES NOMINAL IN
body_height2.000 INCHES NOMINAL IN
body_length2.890 INCHES NOMINAL IN
usage_designWINDOW
overall_width0.688 INCHES NOMINAL IN
physical_formPREDETERMINED LENGTH
inclosure_typeHERMETICALLY SEALED
overall_height2.780 INCHES NOMINAL IN
space_quantity7
adhesive_backingNOT INCLUDED
NSN5315-00-620-7121
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3K1 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 3K1?
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 3K1?
3K1 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 3K1?
3K1 is cataloged in the U.S. Government catalog under NSN 5315-00-620-7121. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3K1

✓ 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.