PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1877Case,cable Assembly

Boonton Electronics Corporation Div Boonton Electronics · NSN 5995-00-537-7912 · FSC 5995 · No Item Name Available
Verified by PartsTable
NSN 5995-00-537-7912 — this item is cataloged by the U.S. Government under National Stock Number 5995-00-537-7912. Primary manufacturer part number: B1877.
Features
  • Case,cable Assembly — FSC 5995
  • Handle Location: SIDES
  • Surface Treatment: PAINT
  • Material: COTTON
  • Component Controlling Agency: JETDS
  • Component Identifying Number: CY-1251/U TYPE NO.
  • FSC Application Data: RADIO,EXCEPT RADIO NAVIGATION,NONAIRBORNE
  • Component Name: CABLE ASSEMBLY,SPECIAL PURPOSE,ELECTRICAL
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Cotton construction
General Description

The Case,cable Assembly, cataloged under National Stock Number 5995-00-537-7912, is classified within Federal Supply Class 5995 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Boonton Electronics Corporation Div Boonton Electronics. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5995-00-537-7912
Primary Part NumberB1877
Item NameCase,cable Assembly
FSC / FSG5995 / 59 — No Item Name Available
ManufacturerBoonton Electronics Corporation Div Boonton Electronics
StatusACTIVE
Handle LocationSIDES
Surface TreatmentPAINT
MaterialCOTTON
Component Controlling AgencyJETDS
Component Identifying NumberCY-1251/U TYPE NO.
FSC Application DataRADIO,EXCEPT RADIO NAVIGATION,NONAIRBORNE
Component NameCABLE ASSEMBLY,SPECIAL PURPOSE,ELECTRICAL
Locking DeviceNOT INCLUDED
Component Quantity1
Handle Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5945-00-646-667737022 INTERCHANGEABLE
Relay,thermal
Thales Usa, Inc. Div Air Mobility Solutions ("ams")
Cross-Reference Index
Part NumberManufacturer
MILR12015 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
B1877 PRIMARY Boonton Electronics Corporation Div Boonton Electronics (USA)
CY1251U Joint Electronics Type Designation System (USA)
Related Parts
5945-00-646-6677INTERCHANGEABLE
RELAY,THERMAL
37022

Frequently Asked Questions

What is NSN 5995-00-537-7912?

NSN 5995-00-537-7912 is a Case,cable Assembly, manufactured by Boonton Electronics Corporation Div Boonton Electronics, classified under FSC 5995 (No Item Name Available). Status: active.

What are the part numbers for NSN 5995-00-537-7912?

NSN 5995-00-537-7912 has 3 cross-referenced part numbers: MILR12015 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), B1877 (Boonton Electronics Corporation Div Boonton Electronics), CY1251U (Joint Electronics Type Designation System).

What NSN replaces 5995-00-537-7912?

There is 1 known substitute for 5995-00-537-7912: 5945-00-646-6677. Verify interchangeability with system specifications before substitution.

What are the specifications of B1877?

Key specifications for B1877: Handle Location: SIDES; Surface Treatment: PAINT; Material: COTTON; Component Controlling Agency: JETDS. 13 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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