PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B5051Attenuator Subassembly

Ra-Nav Laboratories Inc · NSN 5985-00-629-6632 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-629-6632 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-629-6632. Primary manufacturer part number: B5051.
Features
  • Attenuator Subassembly — FSC 5985
  • Component Type and Quantity: 1 CELL
  • Overall Diameter: 1.250 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Ra-Nav Laboratories Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator Subassembly, cataloged under National Stock Number 5985-00-629-6632, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Ra-Nav Laboratories Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5985-00-629-6632
Primary Part NumberB5051
Item NameAttenuator Subassembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerRa-Nav Laboratories Inc
StatusACTIVE
Component Type and Quantity1 CELL
Overall Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6240-00-155-80146S6DC125-130V INTERCHANGEABLE
Lamp,incandescent
Westinghouse Electric Corp
Cross-Reference Index
Part NumberManufacturer
B5051 Ra-Nav Laboratories Inc (USA)
Related Parts
6240-00-155-8014INTERCHANGEABLE
LAMP,INCANDESCENT
6S6DC125-130V

Frequently Asked Questions

What is NSN 5985-00-629-6632?

NSN 5985-00-629-6632 is a Attenuator Subassembly, manufactured by Ra-Nav Laboratories Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-629-6632?

NSN 5985-00-629-6632 has 1 cross-referenced part number: B5051 (Ra-Nav Laboratories Inc).

What NSN replaces 5985-00-629-6632?

There is 1 known substitute for 5985-00-629-6632: 6240-00-155-8014. Verify interchangeability with system specifications before substitution.

What are the specifications of B5051?

Key specifications for B5051: Component Type and Quantity: 1 CELL; Special Features: PISTON ASSY 1,ARM 1;ONE MTG HOLE 0.750 IN. DIA;ITEM IS TEST SET,ELECTRICAL EQUIP. IN; Overall Length: 2.625 INCHES NOMINAL IN; Overall Diameter: 1.250 INCHES NOMINAL IN. 4 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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