PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2658Insulation Sleeving,electrical

Genisco Filter Corp · NSN 5970-00-841-3026 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-841-3026 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-841-3026. Primary manufacturer part number: 2658.
Features
  • Insulation Sleeving,electrical — FSC 5970
  • Inside Diameter: 0.020 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
  • Temp Rating: -30.0 CELSIUS AND 75.0 CELSIUS DEGC
  • Environmental Protection: FLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT
  • Flexibility: FLEXIBLE
  • Minimum Tensile Strength: 1800 POUNDS PER SQUARE INCH LBS
  • Color: PURPLE
  • Nondefinitive Spec/std Data: 1 CATEGORY AND I CLASS AND U FORM AND A GRADE AND 24 AWG SIZE AND UA SUBFORM AND F TYPE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulation Sleeving,electrical, cataloged under National Stock Number 5970-00-841-3026, is classified within Federal Supply Class 5970 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Genisco Filter Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-841-3026
Primary Part Number2658
Item NameInsulation Sleeving,electrical
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerGenisco Filter Corp
StatusACTIVE
Inside Diameter0.020 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
Temp Rating-30.0 CELSIUS AND 75.0 CELSIUS DEGC
Environmental ProtectionFLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT
FlexibilityFLEXIBLE
Minimum Tensile Strength1800 POUNDS PER SQUARE INCH LBS
ColorPURPLE
Nondefinitive Spec/std Data1 CATEGORY AND I CLASS AND U FORM AND A GRADE AND 24 AWG SIZE AND UA SUBFORM AND F TYPE
Dielectric Material Voltage Rating Per Unit Thickness800.0 VOLTS PER MIL /0.001 INCH/ IN
Departure From Cited DesignatorAS MOD BY COLOR
Style DesignatorNONSHRINKABLE
Wall Thickness0.010 INCHES MINIMUM AND 0.014 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-00-146-1952103903-1 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Rtx Corporation Div Pratt & Whitney
5950-00-265-5618 INTERCHANGEABLE
Coil,radio Frequency
5310-00-268-75192658 INTERCHANGEABLE
Nut,plain,hexagon
Telemechanics Inc
5130-00-674-9212 INTERCHANGEABLE
Bit,screwdriver
5325-00-839-94062658 INTERCHANGEABLE
Receptacle,special
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
5930-01-166-71425190438 INTERCHANGEABLE
Switch,rotary
Naval Sea Systems Command
5305-01-288-6575 INTERCHANGEABLE
Screw,cap,hexagon Head
5306-01-292-99039-086-100534 INTERCHANGEABLE
Bolt,machine
Grove U.s. Llc Dba Grove Us Llc
6680-01-331-19232658 INTERCHANGEABLE
Tachometer Package
Auto Meter Products Inc.
5136-01-431-6479 INTERCHANGEABLE
Tap Set,thread Cutting
Cross-Reference Index
Part NumberManufacturer
2658 Genisco Filter Corp (USA)
3002 3m Co Admininistrative Electronic & Communications (USA)
3002 Minnesota Mining and Mfg Co 3m Company (USA)
HYFLEX TRANSFLEX Minnesota Mining and Mfg Co 3m Company (USA)
GLITEX 120 Nalge Co Div of Sybron Corp (USA)
ASTRA 701 Essex Group Inc Suflex/iwp Div (USA)
HYFLEX TRANSFLEX 3m Co Admininistrative Electronic & Communications (USA)
MIL-I-631 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
NATVAR 261 High Voltage Engineering Corp Natvar Co Div (USA)
SURCO B-5 Rscc Wire & Cable Llc (USA)
TURBOLEX 76A Prysmian Cables and Systems Usa, Llc Div Manufacturing Plant (USA)
2658 Spectrum Control, Inc. Div Api Technologies - Eis/wesson (USA)
FLEXITE STANDARD Markel Corp. (USA)
Related Parts
4820-00-146-1952INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
103903-1
5950-00-265-5618INTERCHANGEABLE
COIL,RADIO FREQUENCY
5310-00-268-7519INTERCHANGEABLE
NUT,PLAIN,HEXAGON
2658
5130-00-674-9212INTERCHANGEABLE
BIT,SCREWDRIVER
5325-00-839-9406INTERCHANGEABLE
RECEPTACLE,SPECIAL
2658
5930-01-166-7142INTERCHANGEABLE
SWITCH,ROTARY
5190438
5305-01-288-6575INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5306-01-292-9903INTERCHANGEABLE
BOLT,MACHINE
9-086-100534
6680-01-331-1923INTERCHANGEABLE
TACHOMETER PACKAGE
2658
5136-01-431-6479INTERCHANGEABLE
TAP SET,THREAD CUTTING

Frequently Asked Questions

What is NSN 5970-00-841-3026?

NSN 5970-00-841-3026 is a Insulation Sleeving,electrical, manufactured by Genisco Filter Corp, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-841-3026?

NSN 5970-00-841-3026 has 13 cross-referenced part numbers: 2658 (Genisco Filter Corp), 3002 (3m Co Admininistrative Electronic & Communications), 3002 (Minnesota Mining and Mfg Co 3m Company), HYFLEX TRANSFLEX (Minnesota Mining and Mfg Co 3m Company), GLITEX 120 (Nalge Co Div of Sybron Corp) and 8 more.

What NSN replaces 5970-00-841-3026?

There are 10 known substitutes for 5970-00-841-3026: 4820-00-146-1952, 5950-00-265-5618, 5310-00-268-7519 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2658?

Key specifications for 2658: Inside Diameter: 0.020 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN; Temp Rating: -30.0 CELSIUS AND 75.0 CELSIUS DEGC; Environmental Protection: FLAME RESISTANT AND MILDEW RESISTANT AND OIL RESISTANT; Flexibility: FLEXIBLE. 12 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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