PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

03770Spring Assembly

New Haven Mfg Corp · NSN 5815-00-976-1172 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-00-976-1172 — this item is cataloged by the U.S. Government under National Stock Number 5815-00-976-1172. Primary manufacturer part number: 03770.
Features
  • Spring Assembly — FSC 5815
  • FSC Application Data: TELETYPE AND FACSIMILE EQUIPMENT
  • 2 verified cross-references
  • Primary manufacturer: New Haven Mfg Corp
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring Assembly, cataloged under National Stock Number 5815-00-976-1172, is classified within Federal Supply Class 5815 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is New Haven Mfg Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5815-00-976-1172
Primary Part Number03770
Item NameSpring Assembly
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerNew Haven Mfg Corp
StatusACTIVE
FSC Application DataTELETYPE AND FACSIMILE EQUIPMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6810-00-233-0118 INTERCHANGEABLE
Sodium Nitrate
5365-00-359-6666EK02KK205 INTERCHANGEABLE
Spacer,sleeve
Carrier Corp
4910-00-468-97083770 INTERCHANGEABLE
Angle Face Pl W Bol
Acme-Cleveland Corp National Acme Co Sheldon Machine Div
3030-00-528-3834 INTERCHANGEABLE
Belt,v
3030-00-528-4632 INTERCHANGEABLE
Belt,v
5975-00-630-3026 INTERCHANGEABLE
Cover,conduit Outlet
3040-00-703-68263770 INTERCHANGEABLE
Pawl
Prestolite Electric Inc
5905-00-847-2431 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
3455-01-065-052551-10777 INTERCHANGEABLE
Cutter,milling,end
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5950-01-120-6084905828-1 INTERCHANGEABLE
Transformer,current
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
03770 New Haven Mfg Corp (USA)
3770 New Haven Mfg Corp (USA)
Related Parts
6810-00-233-0118INTERCHANGEABLE
SODIUM NITRATE
5365-00-359-6666INTERCHANGEABLE
SPACER,SLEEVE
EK02KK205
4910-00-468-9708INTERCHANGEABLE
ANGLE FACE PL W BOL
3770
3030-00-528-3834INTERCHANGEABLE
BELT,V
3030-00-528-4632INTERCHANGEABLE
BELT,V
5975-00-630-3026INTERCHANGEABLE
COVER,CONDUIT OUTLET
3040-00-703-6826INTERCHANGEABLE
PAWL
3770
5905-00-847-2431INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
3455-01-065-0525INTERCHANGEABLE
CUTTER,MILLING,END
51-10777
5950-01-120-6084INTERCHANGEABLE
TRANSFORMER,CURRENT
905828-1
5999-01-241-9707INTERCHANGEABLE
RELAY-SWITCH
4120-01-332-2392INTERCHANGEABLE
AIR CONDITIONER
3770

Frequently Asked Questions

What is NSN 5815-00-976-1172?

NSN 5815-00-976-1172 is a Spring Assembly, manufactured by New Haven Mfg Corp, classified under FSC 5815 (No Item Name Available). Status: active.

What are the part numbers for NSN 5815-00-976-1172?

NSN 5815-00-976-1172 has 2 cross-referenced part numbers: 03770 (New Haven Mfg Corp), 3770 (New Haven Mfg Corp).

What NSN replaces 5815-00-976-1172?

There are 12 known substitutes for 5815-00-976-1172: 6810-00-233-0118, 5365-00-359-6666, 4910-00-468-9708 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 03770?

Key specifications for 03770: FSC Application Data: TELETYPE AND FACSIMILE EQUIPMENT. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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