PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

212691Transistor

Fluke Corp · NSN 5961-01-138-1739 · FSC 5961 · No Item Name Available
Verified by PartsTable
NSN 5961-01-138-1739 — this item is cataloged by the U.S. Government under National Stock Number 5961-01-138-1739. Primary manufacturer part number: 212691.
Features
  • Transistor — FSC 5961
  • 7 verified cross-references
  • Primary manufacturer: Fluke Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transistor, cataloged under National Stock Number 5961-01-138-1739, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Fluke Corp. This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTransistor
FSC / FSG5961 — No Item Name Available (FSG 59)
ManufacturersPhilips Electronics Nederland B.v. Div Philips Ip&s (CAGE H0002); British Sarozal Ltd (CAGE K0577); Philips Components (CAGE 0LUA3); Texas Instruments Incorporated (CAGE 01295); Fluke Corp (CAGE 89536)
Technical Specifications
ParameterValue
NSN5961-01-138-1739
Primary Part Number212691
Item NameTransistor
FSC / FSG5961 / 59 — No Item Name Available
ManufacturerFluke Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6515-00-364-0520218-2 INTERCHANGEABLE
Scissors,general Surgical
Acme Precision Surgical Inc Dba a & P Surgical Co
5315-01-398-9674 INTERCHANGEABLE
Pin,shoulder,headed
Cross-Reference Index
Part NumberManufacturer
4822 130 44256 Philips Electronics Nederland B.v. Div Philips Ip&s (NLD)
BC557 British Sarozal Ltd (GBR)
BC557 Philips Components (USA)
BC557 Texas Instruments Incorporated (USA)
212691 PRIMARY Fluke Corp (USA)
BC557 Freescale Semiconductor, Inc. (USA)
BC557 On Semiconductor Corporation (USA)
Related Parts
6515-00-364-0520INTERCHANGEABLE
SCISSORS,GENERAL SURGICAL
218-2
5315-01-398-9674INTERCHANGEABLE
PIN,SHOULDER,HEADED

Frequently Asked Questions

What is NSN 5961-01-138-1739?

NSN 5961-01-138-1739 is a Transistor, manufactured by Fluke Corp, classified under FSC 5961 (No Item Name Available). Status: active.

What are the part numbers for NSN 5961-01-138-1739?

NSN 5961-01-138-1739 has 7 cross-referenced part numbers: 4822 130 44256 (Philips Electronics Nederland B.v. Div Philips Ip&s), BC557 (British Sarozal Ltd), BC557 (Philips Components), BC557 (Texas Instruments Incorporated), 212691 (Fluke Corp) and 2 more.

What NSN replaces 5961-01-138-1739?

There are 2 known substitutes for 5961-01-138-1739: 6515-00-364-0520, 5315-01-398-9674. Verify interchangeability with system specifications before substitution.

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