NSN 5330-00-171-8331 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-171-8331. Manufacturer of record part number: 20300-322F408-250.
Also searched as5330-00-171-8331 ·
5330001718331 ·
NIIN 001718331 ·
00-171-8331 ·
FSC 5330 Packing and Gasket Materials · CAGE 78943 · 20300-322F408-250
The Felt,mechanical,preformed, cataloged under National Stock Number 5330-00-171-8331, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Triumph Thermal Systems, Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5330-00-171-8331
Primary Part Number
20300-322F408-250
Item Name
Felt,mechanical,preformed
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Triumph Thermal Systems, Llc
Status
ACTIVE
Cross-Sectional Height
0.250 INCHES NOMINAL IN
Cross-Sectional Width
4.250 INCHES NOMINAL IN
Style Designator
CIRCULAR
Cross-Sectional Shape Style
RECTANGULAR
Outside Diameter
4.250 INCHES NOMINAL IN
Aperture Diameter
3.688 INCHES NOMINAL IN
Material
WOOL OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
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 5330-00-171-8331?
NSN 5330-00-171-8331 is a Felt,mechanical,preformed, manufactured by Triumph Thermal Systems, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-00-171-8331?
NSN 5330-00-171-8331 has 1 manufacturer part number on file: 20300-322F408-250 (Triumph Thermal Systems, Llc).
What are the specifications of 20300-322F408-250?
Key specifications for 20300-322F408-250: Cross-Sectional Height: 0.250 INCHES NOMINAL IN; Cross-Sectional Width: 4.250 INCHES NOMINAL IN; Style Designator: CIRCULAR; Cross-Sectional Shape Style: RECTANGULAR. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5330-00-171-8331 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.