893 Mfg, Llc · NSN 5330-01-509-1521 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-509-1521 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-509-1521. Primary manufacturer part number: 7031.
5330-01-509-1521 — No Item Name Available illustration
Features
Seal,plain Encased — FSC 5330
Seal Width: 1.000 INCHES NOMINAL IN
Accommodated Shaft Diameter: 4.375 INCHES NOMINAL IN
Housing Bore Diameter: 5.905 INCHES NOMINAL IN
Material: STEEL CORROSION RESISTING SPRING
Case Style: SQUARE
Sealing Element Style: ANGULAR
Material: STEEL CORROSION RESISTING CASE
Applications
Fluid containment and leak prevention
Pressure boundary maintenance
Environmental sealing
Applications requiring Steel Corrosion Resisting Spring construction
General Description
The Seal,plain Encased, cataloged under National Stock Number 5330-01-509-1521, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is 893 Mfg, Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5330-01-509-1521
Primary Part Number
7031
Item Name
Seal,plain Encased
FSC / FSG
5330 / 53 — No Item Name Available
Manufacturer
893 Mfg, Llc
Status
ACTIVE
Seal Width
1.000 INCHES NOMINAL IN
Accommodated Shaft Diameter
4.375 INCHES NOMINAL IN
Housing Bore Diameter
5.905 INCHES NOMINAL IN
Material
STEEL CORROSION RESISTING SPRING
Case Style
SQUARE
Sealing Element Style
ANGULAR
Material
STEEL CORROSION RESISTING CASE
Material
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
NSN 5330-01-509-1521 is a Seal,plain Encased, manufactured by 893 Mfg, Llc, classified under FSC 5330 (No Item Name Available). Status: active.
What are the part numbers for NSN 5330-01-509-1521?
NSN 5330-01-509-1521 has 5 cross-referenced part numbers: B43764 (Boss Seals, Llc Div Clark Seals Ltd), 7031 (893 Mfg, Llc), 382-8064 (Stemco Inc Sub of Coltec Industries Inc), 135-90 (Crane Carrier Company, Llc), 381-0064 (Stemco Inc Sub of Coltec Industries Inc).
What NSN replaces 5330-01-509-1521?
There are 12 known substitutes for 5330-01-509-1521: 5930-00-024-0830, 8040-00-159-5153, 3455-00-254-8467 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 7031?
Key specifications for 7031: Seal Width: 1.000 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: SEAL;OIL-STEMCO SS4 FOR EFA-20/FL-941; Accommodated Shaft Diameter: 4.375 INCHES NOMINAL IN; Housing Bore Diameter: 5.905 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.