PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M-1238-2Brush,electrical Contact

Teledyne Instruments, Inc. Dba Teledyne · NSN 5977-01-303-9402 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-01-303-9402 — this item is cataloged by the U.S. Government under National Stock Number 5977-01-303-9402. Primary manufacturer part number: M-1238-2.
Features
  • Brush,electrical Contact — FSC 5977
  • 2 verified cross-references
  • Primary manufacturer: Teledyne Instruments, Inc. Dba Teledyne
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-01-303-9402, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Teledyne Instruments, Inc. Dba Teledyne. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBrush,electrical Contact
FSC / FSG5977 — No Item Name Available (FSG 59)
ManufacturersTeledyne Instruments, Inc. Dba Teledyne (CAGE 06928)
Technical Specifications
ParameterValue
NSN5977-01-303-9402
Primary Part NumberM-1238-2
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerTeledyne Instruments, Inc. Dba Teledyne
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5133-00-228-1409 INTERCHANGEABLE
Drill,twist
2520-00-868-757112382 INTERCHANGEABLE
Plate,reaction
Funk Mfg Co Sub of Deere and Co
2990-01-038-527512382-A INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
5130-01-049-861012370-5 INTERCHANGEABLE
Blade,reciprocating Saw
Porter Cable/delta
2530-01-303-818112383 INTERCHANGEABLE
Valve,relay,air Pressure
Isometrics Inc
2530-01-357-577612382 INTERCHANGEABLE
Valve,relay,air Pressure
Mgs Inc Div Defense Mobility Solutions
4820-01-399-7386N12382 INTERCHANGEABLE
Stem,fluid Valve
Leslie Controls, Inc. Dba Leslie Controls Inc
3040-01-479-90457HB500 INTERCHANGEABLE
Bracket,eye,nonrotating Shaft
Oshkosh Defense Llc
Cross-Reference Index
Part NumberManufacturer
1238-2 Teledyne Instruments, Inc. Dba Teledyne (USA)
M-1238-2 PRIMARY Teledyne Instruments, Inc. Dba Teledyne (USA)
Related Parts
5133-00-228-1409INTERCHANGEABLE
DRILL,TWIST
2520-00-868-7571INTERCHANGEABLE
PLATE,REACTION
12382
2990-01-038-5275INTERCHANGEABLE
MUFFLER,EXHAUST
12382-A
5130-01-049-8610INTERCHANGEABLE
BLADE,RECIPROCATING SAW
12370-5
2530-01-303-8181INTERCHANGEABLE
VALVE,RELAY,AIR PRESSURE
12383
2530-01-357-5776INTERCHANGEABLE
VALVE,RELAY,AIR PRESSURE
12382
4820-01-399-7386INTERCHANGEABLE
STEM,FLUID VALVE
N12382
3040-01-479-9045INTERCHANGEABLE
BRACKET,EYE,NONROTATING SHAFT
7HB500

Frequently Asked Questions

What is NSN 5977-01-303-9402?

NSN 5977-01-303-9402 is a Brush,electrical Contact, manufactured by Teledyne Instruments, Inc. Dba Teledyne, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-01-303-9402?

NSN 5977-01-303-9402 has 2 cross-referenced part numbers: 1238-2 (Teledyne Instruments, Inc. Dba Teledyne), M-1238-2 (Teledyne Instruments, Inc. Dba Teledyne).

What NSN replaces 5977-01-303-9402?

There are 8 known substitutes for 5977-01-303-9402: 5133-00-228-1409, 2520-00-868-7571, 2990-01-038-5275 and 5 more. Verify interchangeability with system specifications before substitution.

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