NSN 5330-01-321-1390 · NIIN 013211390 · Part number 7M553-24
The Boeing Company Div Defense · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 76301
Government record, cited
NSN 5330-01-321-1390 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-321-1390. Manufacturer of record part number: 7M553-24.
Also searched as5330-01-321-1390 ·
5330013211390 ·
NIIN 013211390 ·
01-321-1390 ·
FSC 5330 Packing and Gasket Materials · CAGE 76301 · 7M553-24
Nearby stock numbers← 5330-01-321-1300 Seal, Special
·
5330-01-321-1391 Gasket →
5330-01-321-1390 — Packing and Gasket Materials
Features
Seal,plain — FSC 5330
Temp Rating: -65.0 FAHRENHEIT AND 600.0 FAHRENHEIT DEGF
Seal Width: 1.150 INCHES NOMINAL IN
Material: STEEL CORROSION RESISTING SPRING
Material: PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
Construction: SOLID
1 manufacturer part number on file
Manufacturer of record: The Boeing Company Div Defense
Identification
NSN: 5330-01-321-1390
NIIN: 013211390
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 7M553-24
Manufacturer: The Boeing Company Div Defense
General Description
The Seal,plain, cataloged under National Stock Number 5330-01-321-1390, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 5 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
5330-01-321-1390
Primary Part Number
7M553-24
Item Name
Seal,plain
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
The Boeing Company Div Defense
Status
ACTIVE
Temp Rating
-65.0 FAHRENHEIT AND 600.0 FAHRENHEIT DEGF
Seal Width
1.150 INCHES NOMINAL IN
Material
STEEL CORROSION RESISTING SPRING
Material
PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT
Construction
SOLID
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 5330-01-321-1390?
NSN 5330-01-321-1390 is a Seal,plain, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-321-1390?
NSN 5330-01-321-1390 has 1 manufacturer part number on file: 7M553-24 (The Boeing Company Div Defense).
What are the specifications of 7M553-24?
Key specifications for 7M553-24: Temp Rating: -65.0 FAHRENHEIT AND 600.0 FAHRENHEIT DEGF; Seal Width: 1.150 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING SPRING; Material: PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-321-1390 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.