NSN 5330-01-509-8041 · NIIN 015098041 · Part number 7439MT-161
Greene Tweed & Co Inc · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 5F573
Government record, cited
NSN 5330-01-509-8041 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-509-8041. Manufacturer of record part number: 7439MT-161.
Also searched as5330-01-509-8041 ·
5330015098041 ·
NIIN 015098041 ·
01-509-8041 ·
FSC 5330 Packing and Gasket Materials · CAGE 5F573 · 7439MT-161
Material Document and Classification: MIL-P-83461 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Rim Surface Width: 0.253 INCHES NOMINAL IN
Cross-Sectional Shape Style: SPECIAL
Flanged Body Outside Diameter: 6.652 INCHES NOMINAL IN
Peripheral Diameter: 7.012 INCHES NOMINAL IN
Center Hole Diameter: 6.462 INCHES NOMINAL IN
Identification
NSN: 5330-01-509-8041
NIIN: 015098041
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 7439MT-161
Manufacturer: Greene Tweed & Co Inc
General Description
The Packing,preformed, cataloged under National Stock Number 5330-01-509-8041, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Greene Tweed & Co Inc. Government technical data includes 8 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
5330-01-509-8041
Primary Part Number
7439MT-161
Item Name
Packing,preformed
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
Greene Tweed & Co Inc
Status
ACTIVE
Cross-Sectional Height
0.569 INCHES NOMINAL IN
Material Document and Classification
MIL-P-83461 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Rim Surface Width
0.253 INCHES NOMINAL IN
Cross-Sectional Shape Style
SPECIAL
Flanged Body Outside Diameter
6.652 INCHES NOMINAL IN
Peripheral Diameter
7.012 INCHES NOMINAL IN
Center Hole Diameter
6.462 INCHES NOMINAL IN
Material
RUBBER BUTADIENE NITRILE 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 5330-01-509-8041?
NSN 5330-01-509-8041 is a Packing,preformed, manufactured by Greene Tweed & Co Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-509-8041?
NSN 5330-01-509-8041 has 1 manufacturer part number on file: 7439MT-161 (Greene Tweed & Co Inc).
What are the specifications of 7439MT-161?
Key specifications for 7439MT-161: Cross-Sectional Height: 0.569 INCHES NOMINAL IN; Material Document and Classification: MIL-P-83461 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Rim Surface Width: 0.253 INCHES NOMINAL IN; Cross-Sectional Shape Style: SPECIAL. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-509-8041 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.