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3148261 — ISOLATOR,RADIO FREQUENCY REFLECT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3148261: ISOLATOR,RADIO FREQUENCY REFLECT.

ISOLATOR,RADIO FREQUENCY REFLECT. Key specifications include material: STEEL UNS J03504, bore_type: STRAIGHT, face_width: 0.284 INCHES NOMINAL IN, bore_length: 1.125 INCHES NOMINAL IN, design_form: PLAIN, flange_type: CHOKE. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-203-1482, 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
3148261
NSN: 3020-00-203-1482
NIINs: 002031482, 010874051
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
materialSTEEL UNS J03504
quantity2
bore_typeSTRAIGHT
face_width0.284 INCHES NOMINAL IN
bore_length1.125 INCHES NOMINAL IN
design_formPLAIN
flange_typeCHOKE
tooth_pitch0.500 INCHES NOMINAL IN
keyway_width0.250 INCHES NOMINAL IN
bore_diameter1.313 INCHES MINIMUM AND 1.315 INCHES MAXIMUM IN
overall_width1.620 INCHES NOMINAL IN
overall_height1.500 INCHES NOMINAL IN
NSN3020-00-203-1482
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ISOLATOR,RADIO FREQUENCY REFLECT TITLE COMPONENT PN 3148261 MFR ISOLATOR,RADIO FREQUEN
KEY FEATURES
•
HUB OUTSIDE DIAMETER: 2.750 INCHES NOMINAL AA END IN
•
BORE LENGTH: 1.125 INCHES NOMINAL IN
•
DESIGN FORM: PLAIN
•
TOOTH PITCH: 0.500 INCHES NOMINAL IN
•
ASA STANDARD CHAIN NUMBER: 40
•
OUTSIDE DIAMETER: 7.928 INCHES NOMINAL IN
•
KEYING FACILITY TYPE: KEYWAY
•
QUANTITY: 2
TECHNICAL CHARACTERISTICS
HUB OUTSIDE DIAMETER2.750 INCHES NOMINAL AA END IN
BORE LENGTH1.125 INCHES NOMINAL IN
DESIGN FORMPLAIN
TOOTH PITCH0.500 INCHES NOMINAL IN
ASA STANDARD CHAIN NUMBER40
OUTSIDE DIAMETER7.928 INCHES NOMINAL IN
KEYING FACILITY TYPEKEYWAY
QUANTITY2
STYLE DESIGNATORPLAIN
KEYING FACILITY SPACING IN DEG90.0
SUBSTITUTES & CROSS-REFERENCES 1
RC40TYPEB48TEETHReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3148261?
3148261 is a ISOLATOR,RADIO FREQUENCY REFLECT.
What parts can replace 3148261?
There is 1 known substitute for 3148261: RC40TYPEB48TEETH. Substitute compatibility should be verified for your specific system.
What is the NSN for 3148261?
3148261 is cataloged in the U.S. Government catalog under NSN 3020-00-203-1482. 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.