PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30278Ring,wearing

Adams E M · NSN 2935-01-254-6449 · FSC 2935 · No Item Name Available
Verified by PartsTable
NSN 2935-01-254-6449 — this item is cataloged by the U.S. Government under National Stock Number 2935-01-254-6449. Primary manufacturer part number: 30278.
Features
  • Ring,wearing — FSC 2935
  • Body Inside Diameter: 7.755 INCHES NOMINAL IN
  • Corner Shape: SQUARE ALL CORNERS
  • Material Document and Classification: 42-1903,CAGEC 11945 MFR REF ALL MATERIAL RESPONSES
  • Body Outside Diameter: 8.000 INCHES NOMINAL IN
  • Body Style: PLAIN
  • Material: PLASTIC POLYAMIDE NYLON AND PLASTIC POLYTETRAFLUOROETHYLENE
  • 3 verified cross-references
Applications
  • Applications requiring Plastic Polyamide Nylon and Plastic Polytetrafluoroethylene construction
General Description

The Ring,wearing, cataloged under National Stock Number 2935-01-254-6449, is classified within Federal Supply Class 2935 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Adams E M. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2935-01-254-6449
Primary Part Number30278
Item NameRing,wearing
FSC / FSG2935 / 29 — No Item Name Available
ManufacturerAdams E M
StatusACTIVE
Body Inside Diameter7.755 INCHES NOMINAL IN
Corner ShapeSQUARE ALL CORNERS
Material Document and Classification42-1903,CAGEC 11945 MFR REF ALL MATERIAL RESPONSES
Body Outside Diameter8.000 INCHES NOMINAL IN
Body StylePLAIN
MaterialPLASTIC POLYAMIDE NYLON AND PLASTIC POLYTETRAFLUOROETHYLENE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3020-00-015-860030278-1 INTERCHANGEABLE
Gear,spur
Rtx Corporation Div Pratt & Whitney
1370-00-429-615930278 INTERCHANGEABLE
Cartridge,photoflash,practice
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5940-01-069-8914 INTERCHANGEABLE
Splice,conductor
3455-01-308-569230278 INTERCHANGEABLE
Cutter,milling,end
Johnson Carbide Products Inc
4930-01-374-299430278 INTERCHANGEABLE
Oiler,self-Feeding
Cat Pumps Corp
5975-01-481-5382863-000220 INTERCHANGEABLE
Cover,conduit Outlet
Guild Associates Inc
5120-01-727-854030278 INTERCHANGEABLE
Screwdriver,cross Tip
Wiha Quality Tools
Cross-Reference Index
Part NumberManufacturer
99AD1679-43-105 Air-Draulics Co (USA)
30278 Adams E M Co Inc (USA)
30278 PRIMARY Adams E M (USA)
Related Parts
3020-00-015-8600INTERCHANGEABLE
GEAR,SPUR
30278-1
1370-00-429-6159INTERCHANGEABLE
CARTRIDGE,PHOTOFLASH,PRACTICE
30278
5940-01-069-8914INTERCHANGEABLE
SPLICE,CONDUCTOR
3455-01-308-5692INTERCHANGEABLE
CUTTER,MILLING,END
30278
4930-01-374-2994INTERCHANGEABLE
OILER,SELF-FEEDING
30278
5975-01-481-5382INTERCHANGEABLE
COVER,CONDUIT OUTLET
863-000220
5120-01-727-8540INTERCHANGEABLE
SCREWDRIVER,CROSS TIP
30278

Frequently Asked Questions

What is NSN 2935-01-254-6449?

NSN 2935-01-254-6449 is a Ring,wearing, manufactured by Adams E M, classified under FSC 2935 (No Item Name Available). Status: active.

What are the part numbers for NSN 2935-01-254-6449?

NSN 2935-01-254-6449 has 3 cross-referenced part numbers: 99AD1679-43-105 (Air-Draulics Co), 30278 (Adams E M Co Inc), 30278 (Adams E M).

What NSN replaces 2935-01-254-6449?

There are 7 known substitutes for 2935-01-254-6449: 3020-00-015-8600, 1370-00-429-6159, 5940-01-069-8914 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30278?

Key specifications for 30278: Body Inside Diameter: 7.755 INCHES NOMINAL IN; Corner Shape: SQUARE ALL CORNERS; Material Document and Classification: 42-1903,CAGEC 11945 MFR REF ALL MATERIAL RESPONSES; Body Outside Diameter: 8.000 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com