PartsTable TECHNICAL DATA SHEET

NSN 5330-01-289-2591Government record, cited

Gasket5330-01-289-2591

NSN 5330-01-289-2591 · NIIN 012892591 · Part number 49-11899TW

Vaisala Inc. · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 63653

Government record, cited

NSN 5330-01-289-2591 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-289-2591. Manufacturer of record part number: 49-11899TW.

Also searched as 5330-01-289-2591 · 5330012892591 · NIIN 012892591 · 01-289-2591 · FSC 5330 Packing and Gasket Materials · CAGE 63653 · 49-11899TW · 229401N-03 · 229401N03 · 229401-N-03

Nearby stock numbers ← 5330-01-289-2576 Parts Kit, Seal Replacement, Mecha · 5330-01-289-2592 Gasket →

5330-01-289-2591 — Packing and Gasket Materials

Features

Gasket — FSC 5330
Material: RUBBER CHLOROPRENE CLASS CR OVERALL
2 manufacturer part numbers on file
Manufacturer of record: Vaisala Inc.

Identification

NSN: 5330-01-289-2591
NIIN: 012892591
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 49-11899TW
Manufacturer: Vaisala Inc.

General Description

The Gasket, cataloged under National Stock Number 5330-01-289-2591, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Vaisala Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5330-01-289-2591
Primary Part Number	49-11899TW
Item Name	Gasket
FSC / FSG	5330 / 53 — Packing and Gasket Materials
Manufacturer	Vaisala Inc.
Status	ACTIVE
Material	RUBBER CHLOROPRENE CLASS CR OVERALL

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
49-11899TW	Vaisala Inc. (USA)
229401-N-03	Acal Bfi Uk Ltd (GBR)

Reference documents

Reference	Meaning
229401N-03	3/9 Design control — primary reference Esc Technologies Inc
229401N03	5/9 Secondary reference Kent Electronics Corp

No interchangeability data on file.

Other items in FSC 5330 — Packing and Gasket Materials

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

5330-00-000-0085

RETAINER

5330-00-000-0167

PARTS KIT,SEAL REPLACEMENT,MECHA

5330-00-000-5275

5330-00-000-5275 · Item name not on file

5330-00-001-1260

SEAL,NONMETALLIC SPECIAL SHAPED

5330-00-001-1833

SEAL,PLAIN ENCASED

5330-00-001-1844

GLAND,RESERVOIR,INDICATOR END

5330-00-001-1845

5330-00-001-1845 · Item name not on file

5330-00-001-1846

5330-00-001-1846 · Item name not on file

Frequently Asked Questions

What is NSN 5330-01-289-2591?

NSN 5330-01-289-2591 is a Gasket, manufactured by Vaisala Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.

What part numbers are listed for NSN 5330-01-289-2591?

NSN 5330-01-289-2591 has 2 manufacturer part numbers on file: 49-11899TW (Vaisala Inc.), 229401-N-03 (Acal Bfi Uk Ltd).

What are the specifications of 49-11899TW?

Key specifications for 49-11899TW: Material: RUBBER CHLOROPRENE CLASS CR OVERALL. 1 specification is documented in the U.S. Government catalog.

Is NSN 5330-01-289-2591 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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