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3551 — CONNECTOR,RECEPTACLE,ELECTRICAL

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

3551: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include FSC APPLICATION DATA: TELETYPE AND FACSIMILE EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 5920-00-153-9136, 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→ 3551
NSN: 5920-00-153-9136
NIINs: 001539136, 002483537, 003699417, 005545408, 006193687, 007320158, 007598877, 007680732, 010426739, 010528520, 015535974, 016803293
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 71400 — COOPER BUSSMANN, LLC DBA COOPER INDUSTRIES (USA)
SPECIFICATIONS
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
NSN5920-00-153-9136
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 3551 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
•
ACCOMMODATED FUSE LENGTH: 1.250 INCHES NOMINAL IN
•
MOUNTING HOLE QUANTITY: 2
•
BODY STYLE: CLIP CONNECTED TYPE
•
INTERNAL CIRCUIT CONFIGURATION AND POLE QUANTITY: 2 POLE, MAINLINE, FUSED
•
MOUNTING HOLE STYLE: IN-LINE ALONG THE WIDTH
•
COATING METHOD: PLATED CONTACT
•
VOLTAGE IN VOLTS: 250.0
TECHNICAL CHARACTERISTICS
ACCOMMODATED FUSE LENGTH1.250 INCHES NOMINAL IN
MOUNTING HOLE QUANTITY2
OVERALL HEIGHT1.030 INCHES NOMINAL IN
BODY STYLECLIP CONNECTED TYPE
INTERNAL CIRCUIT CONFIGURATION AND POLE QUANTITY2 POLE, MAINLINE, FUSED
MOUNTING HOLE STYLEIN-LINE ALONG THE WIDTH
COATING METHODPLATED CONTACT
VOLTAGE IN VOLTS250.0
MOUNTING HOLE DIAMETER0.138 INCHES NOMINAL IN
OVERALL LENGTH2.750 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
MIL-F-21346/3Reference document
Same NSN cross-reference
Reference document — Secondary reference
FH25BMReference document
Same NSN cross-reference
Reference document — Secondary reference
2210957000 ITEM 5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3551?
3551 is a CONNECTOR,RECEPTACLE,ELECTRICAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3551?
There are 3 known substitutes for 3551: MIL-F-21346/3, FH25BM, 2210957000 ITEM 5. Substitute compatibility should be verified for your specific system.
What is the NSN for 3551?
3551 is cataloged in the U.S. Government catalog under NSN 5920-00-153-9136. 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.