PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B5856SElectron Tube

Unisys Corporation Dba Unisys Corp · NSN 5960-00-001-2970 · FSC 5960 · No Item Name Available
Verified by PartsTable
NSN 5960-00-001-2970 — this item is cataloged by the U.S. Government under National Stock Number 5960-00-001-2970. Primary manufacturer part number: B5856S.
Features
  • Electron Tube — FSC 5960
  • 3 verified cross-references
  • Primary manufacturer: Unisys Corporation Dba Unisys Corp
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Electron Tube, cataloged under National Stock Number 5960-00-001-2970, is classified within Federal Supply Class 5960 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Unisys Corporation Dba Unisys Corp. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5960-00-001-2970
Primary Part NumberB5856S
Item NameElectron Tube
FSC / FSG5960 / 59 — No Item Name Available
ManufacturerUnisys Corporation Dba Unisys Corp
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5307-00-371-610711708 INTERCHANGEABLE
Stud,ball
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5305-00-930-126411708 INTERCHANGEABLE
Screw,machine
Naval Inventory Control Point Mechanicsburg
5330-00-950-197010-101949-12 INTERCHANGEABLE
Gasket
Amphenol Corp Div Amphenol Aerospace Operations
5935-01-135-262611708 INTERCHANGEABLE
Connector Assembly,electrical
Edo-Aire
5995-01-172-360721024371-101 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
3040-01-349-900484001221 INTERCHANGEABLE
Ring Set,piston
Woodward Hrt Inc
5315-01-388-5767 INTERCHANGEABLE
Key,machine
4820-01-553-792311-708 INTERCHANGEABLE
Valve,relief,pressure and Temper
Actronics Incorporated Dba Actronics Inc
6515-01-574-0850317.62 INTERCHANGEABLE
Drill,twist,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5120-01-654-1796 INTERCHANGEABLE
Screwdriver Attachment,socket Wr
Cross-Reference Index
Part NumberManufacturer
B5856S PRIMARY Unisys Corporation Dba Unisys Corp (USA)
B5866S Unisys Corporation Dba Unisys Corp (USA)
11708 Giga-Tronics Incorporated Dba Giga-Tronics (USA)
Related Parts
5307-00-371-6107INTERCHANGEABLE
STUD,BALL
11708
5305-00-930-1264INTERCHANGEABLE
SCREW,MACHINE
11708
5330-00-950-1970INTERCHANGEABLE
GASKET
10-101949-12
5935-01-135-2626INTERCHANGEABLE
CONNECTOR ASSEMBLY,ELECTRICAL
11708
5995-01-172-3607INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
21024371-101
3040-01-349-9004INTERCHANGEABLE
RING SET,PISTON
84001221
5315-01-388-5767INTERCHANGEABLE
KEY,MACHINE
4820-01-553-7923INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
11-708
6515-01-574-0850INTERCHANGEABLE
DRILL,TWIST,BONE
317.62
5120-01-654-1796INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR

Frequently Asked Questions

What is NSN 5960-00-001-2970?

NSN 5960-00-001-2970 is a Electron Tube, manufactured by Unisys Corporation Dba Unisys Corp, classified under FSC 5960 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5960-00-001-2970?

NSN 5960-00-001-2970 has 3 cross-referenced part numbers: B5856S (Unisys Corporation Dba Unisys Corp), B5866S (Unisys Corporation Dba Unisys Corp), 11708 (Giga-Tronics Incorporated Dba Giga-Tronics).

What NSN replaces 5960-00-001-2970?

There are 10 known substitutes for 5960-00-001-2970: 5307-00-371-6107, 5305-00-930-1264, 5330-00-950-1970 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B5856S?

Key specifications for B5856S: Special Features: PLUS-MINUS INDICATOR; ENVELOPE MATERIAL GLASS. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5960-00-001-2970 still in active supply?

NSN 5960-00-001-2970 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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