PartsTable
Technical Data Sheet
PartsTable / MRO / 03770
03770 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SPRING ASSEMBLY is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5815-00-976-1172, 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→ 03770
NSN: 5815-00-976-1172
FSC: 5815
CAGE: 26344 — NEW HAVEN MFG CORP (USA)
SPECIFICATIONS
Part Number03770
NSN5815-00-976-1172
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING ASSEMBLY TITLE COMPONENT PN 03770 MFR SPRING ASSEMBLY
KEY FEATURES
•
FSC APPLICATION DATA: TELETYPE AND FACSIMILE EQUIPMENT
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
S343-500Interchangeable
interchangeable cross-reference
interchangeable
A-A-59282Interchangeable
interchangeable cross-reference
interchangeable
8100Interchangeable
interchangeable cross-reference
interchangeable
59066D16A7Interchangeable
interchangeable cross-reference
interchangeable
FPC162Interchangeable
interchangeable cross-reference
interchangeable
3770Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 03770?
03770 is a SPRING ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 03770?
There are 20 known substitutes for 03770: S343-500, A-A-59282, 8100 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 03770?
03770 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5815-00-976-1172. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026