Inside Diameter: 0.192 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
Radial Wall Thickness: 0.0250 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM IN
Ring Style: CONTRACTING CONCENTRIC
Material: STEEL COMP 4340 OVERALL
Identification
NSN: 5330-00-448-0993
NIIN: 004480993
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
General Description
The Seal Ring,metal, cataloged under National Stock Number 5330-00-448-0993, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
5330-00-448-0993
Item Name
Seal Ring,metal
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Status
ACTIVE
FSC Application Data
DRIVE,CONSTANT SPEED,HYDRAULIC
Cross-Sectional Shape Style
STRAIGHT FACE, DOUBLE SCRAPER
Joint Style
DIAGONAL JOINT
Inside Diameter
0.192 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN
Radial Wall Thickness
0.0250 INCHES MINIMUM AND 0.0300 INCHES MAXIMUM IN
Ring Style
CONTRACTING CONCENTRIC
Material
STEEL COMP 4340 OVERALL
Metallic Hardness Rating
46.0 MINIMUM ROCKWELL C AND 50.0 MAXIMUM ROCKWELL C
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
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
2481307
3/2Design control — primary reference
U.S. Government activity
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 5330-00-448-0993?
NSN 5330-00-448-0993 is a Seal Ring,metal, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What are the specifications of 5330-00-448-0993?
Key specifications for 5330-00-448-0993: FSC Application Data: DRIVE,CONSTANT SPEED,HYDRAULIC; Overall Width: 0.2530 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM IN; Cross-Sectional Shape Style: STRAIGHT FACE, DOUBLE SCRAPER; Joint Style: DIAGONAL JOINT. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5330-00-448-0993 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.