PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11-391Glass Wool,filtering

Fisher Scientific Company L.l.c. · NSN 6640-00-492-5659 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-492-5659 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-492-5659. Primary manufacturer part number: 11-391.
Features
  • Glass Wool,filtering — FSC 6640
  • General Characteristics Item Description: 0.0002 TO 0.0003 IN. FIBER DIA; ROLL FORM,LG,A/A,WIDTH,A/A,THICKNESS A/A; PKG DATA,1/4 LB. UNIT,KIND OF PKG,A/A LBS
  • Reference Number Differentiating Characteristics: PKG DATA
  • 1 verified cross-reference
  • Primary manufacturer: Fisher Scientific Company L.l.c.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Glass Wool,filtering, cataloged under National Stock Number 6640-00-492-5659, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Fisher Scientific Company L.l.c.. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-00-492-5659
Primary Part Number11-391
Item NameGlass Wool,filtering
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerFisher Scientific Company L.l.c.
StatusACTIVE
General Characteristics Item Description0.0002 TO 0.0003 IN. FIBER DIA; ROLL FORM,LG,A/A,WIDTH,A/A,THICKNESS A/A; PKG DATA,1/4 LB. UNIT,KIND OF PKG,A/A LBS
Reference Number Differentiating CharacteristicsPKG DATA
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6105-00-066-2266 INTERCHANGEABLE
End Bell,rear
5340-00-097-5759 INTERCHANGEABLE
Spring
5133-00-189-9290 INTERCHANGEABLE
Drill,twist
5998-00-629-863911391 INTERCHANGEABLE
Circuit Card Assembly
Giga-Tronics Incorporated Dba Giga-Tronics
5950-00-647-9261 INTERCHANGEABLE
Coil,radio Frequency
5315-00-829-834711391 INTERCHANGEABLE
Pin,straight,headless
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5910-00-842-473610051945 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Us Army Aviation and Missile Command
5120-01-112-835010910 INTERCHANGEABLE
Hammer,hand
Vaughan & Bushnell Manufacturing Company
5331-01-144-881711391 INTERCHANGEABLE
O-Ring
Adk Pressure Equipment Corporation
4820-01-356-335211-391 INTERCHANGEABLE
Valve,regulating,temperature
Actronics Incorporated Dba Actronics Inc
Cross-Reference Index
Part NumberManufacturer
11-391 Fisher Scientific Company L.l.c. (USA)
Related Parts
6105-00-066-2266INTERCHANGEABLE
END BELL,REAR
5340-00-097-5759INTERCHANGEABLE
SPRING
5133-00-189-9290INTERCHANGEABLE
DRILL,TWIST
5998-00-629-8639INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
11391
5950-00-647-9261INTERCHANGEABLE
COIL,RADIO FREQUENCY
5315-00-829-8347INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
11391
5910-00-842-4736INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
10051945
5120-01-112-8350INTERCHANGEABLE
HAMMER,HAND
10910
5331-01-144-8817INTERCHANGEABLE
O-RING
11391
4820-01-356-3352INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
11-391
6240-01-470-2450INTERCHANGEABLE
LAMP,METAL HALIDE
11391
6120-01-571-2950INTERCHANGEABLE
TRANSFORMER,POWER
11391

Frequently Asked Questions

What is NSN 6640-00-492-5659?

NSN 6640-00-492-5659 is a Glass Wool,filtering, manufactured by Fisher Scientific Company L.l.c., classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-492-5659?

NSN 6640-00-492-5659 has 1 cross-referenced part number: 11-391 (Fisher Scientific Company L.l.c.).

What NSN replaces 6640-00-492-5659?

There are 12 known substitutes for 6640-00-492-5659: 6105-00-066-2266, 5340-00-097-5759, 5133-00-189-9290 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11-391?

Key specifications for 11-391: General Characteristics Item Description: 0.0002 TO 0.0003 IN. FIBER DIA; ROLL FORM,LG,A/A,WIDTH,A/A,THICKNESS A/A; PKG DATA,1/4 LB. UNIT,KIND OF PKG,A/A LBS; Reference Number Differentiating Characteristics: PKG DATA. 2 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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