PartsTable TECHNICAL DATA SHEET

NSN 6640-01-579-2863Government record, cited

Cloth, Lens6640-01-579-2863

NSN 6640-01-579-2863 · NIIN 015792863 · Part number CXK-128KH-ASF

Chaptex Group, Llc Dba Chaptex Group Llc · FSC 6640 — Laboratory Equipment and Supplies · FSG 66 — Instruments and Laboratory Equipment · CAGE 9PG39

Government record, cited

NSN 6640-01-579-2863 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-579-2863. Manufacturer of record part number: CXK-128KH-ASF.

Also searched as 6640-01-579-2863 · 6640015792863 · NIIN 015792863 · 01-579-2863 · FSC 6640 Laboratory Equipment and Supplies · CAGE 9PG39 · CXK-128KH-ASF

Nearby stock numbers ← 6640-01-579-2857 Cloth, Lens · 6640-01-579-2868 Cloth, Lens →

Features

Cloth,lens — FSC 6640
1 manufacturer part number on file
Manufacturer of record: Chaptex Group, Llc Dba Chaptex Group Llc

Identification

NSN: 6640-01-579-2863
NIIN: 015792863
FSC: 6640 — Laboratory Equipment and Supplies
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: CXK-128KH-ASF
Manufacturer: Chaptex Group, Llc Dba Chaptex Group Llc

General Description

The Cloth,lens, cataloged under National Stock Number 6640-01-579-2863, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Chaptex Group, Llc Dba Chaptex Group Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	6640-01-579-2863
Primary Part Number	CXK-128KH-ASF
Item Name	Cloth,lens
FSC / FSG	6640 / 66 — Laboratory Equipment and Supplies
Manufacturer	Chaptex Group, Llc Dba Chaptex Group Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
CXK-128KH-ASF PRIMARY	Chaptex Group, Llc Dba Chaptex Group Llc (USA)

Reference documents

Reference	Meaning
CXK-128KH-ASF	3/9 Design control — primary reference Chaps Ltd Inc Div Chaptex

No interchangeability data on file.

Other items in FSC 6640 — Laboratory Equipment and Supplies

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

6640-00-001-3348

6640-00-001-3348 · Item name not on file

6640-00-001-6670

LID,ANAEROBIC CULTURE APPARATUS

6640-00-001-6868

CONTROLLER,TIME AND TEMPERATURE,

6640-00-001-6871

6640-00-001-6871 · Item name not on file

6640-00-001-8928

6640-00-001-8928 · Item name not on file

6640-00-001-9167

6640-00-001-9167 · Item name not on file

6640-00-001-9168

6640-00-001-9168 · Item name not on file

6640-00-003-4362

6640-00-003-4362 · Item name not on file

Frequently Asked Questions

What is NSN 6640-01-579-2863?

NSN 6640-01-579-2863 is a Cloth,lens, manufactured by Chaptex Group, Llc Dba Chaptex Group Llc, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.

What part numbers are listed for NSN 6640-01-579-2863?

NSN 6640-01-579-2863 has 1 manufacturer part number on file: CXK-128KH-ASF (Chaptex Group, Llc Dba Chaptex Group Llc).

What are the specifications of CXK-128KH-ASF?

Key specifications for CXK-128KH-ASF: Overall Length: 12.000 INCHES NOMINAL IN; Overall Width: 8.000 INCHES NOMINAL IN; Special Features: WITH 25.0 MLALCOHOL SOLVENT FREE SPRAY,HIGH-QULITY CASE; Part Name Assigned by Controlling Agency: CHAPTEX KIT,12.000 INCHES LONG X 8.000 INCHES WIDE,KHAKI,ALCOHOL SOLVENT FREE IN. 0 specifications are documented in the U.S. Government catalog.

Is NSN 6640-01-579-2863 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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