PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DRI-31Ring,wiper

Delta Mfg and Sales Inc · NSN 5330-00-294-1391 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-294-1391 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-294-1391. Primary manufacturer part number: DRI-31.
Features
  • Ring,wiper — FSC 5330
  • Inside Diameter: 3.250 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: OUTSIDE GROOVED, STRAIGHT FACE
  • FSC Application Data: HYDRAULIC SYSTEM,ACFT
  • Joint Style: DIAGONAL JOINT
  • Test Data Document: 81349-MIL-S-5049 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Material Thickness: 0.140 INCHES NOMINAL IN
  • Ring Style: CONCENTRIC
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,wiper, cataloged under National Stock Number 5330-00-294-1391, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Delta Mfg and Sales Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-294-1391
Primary Part NumberDRI-31
Item NameRing,wiper
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDelta Mfg and Sales Inc
StatusCANCELLED
Inside Diameter3.250 INCHES NOMINAL IN
Cross-Sectional Shape StyleOUTSIDE GROOVED, STRAIGHT FACE
FSC Application DataHYDRAULIC SYSTEM,ACFT
Joint StyleDIAGONAL JOINT
Test Data Document81349-MIL-S-5049 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Material Thickness0.140 INCHES NOMINAL IN
Ring StyleCONCENTRIC
Outer Edge Thickness0.109 INCHES NOMINAL IN
Outside Diameter3.594 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5930-00-327-8018G3-1 INTERCHANGEABLE
Switch,thermostatic
Honeywell International Inc. Dba Honeywell Div Aerospace ? Redmond Commercial
6140-00-406-2635 INTERCHANGEABLE
Battery,storage
5950-00-655-0800 INTERCHANGEABLE
Transformer,audio Frequency
2590-00-830-89263E31 INTERCHANGEABLE
Cap,filler Opening
Chrysler Corp Service and Parts Opns
4930-01-104-4597G31 INTERCHANGEABLE
Coupler,hypodermic
Weems Industries, Inc. Dba Weems Industries Inc
5330-01-467-4694G31 INTERCHANGEABLE
Gasket
Plenty Inc
Cross-Reference Index
Part NumberManufacturer
DRI-31 Delta Mfg and Sales Inc (USA)
ISR-31 Industrial Supplies (USA)
MS28776M2-31 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FWR-31 Ace Products Co of Toledo Inc Dba Ace Products (USA)
OAS-31 Greene Tweed and Co Advantec Div (USA)
SRC-31 Scrapper Rings Co Div of Roberts Tool Co (USA)
MIL-S-5049 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-R-5049 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
GI 1171-31 Gad-Jets Inc Dba Associated Technical Sales (USA)
G-31 Gayle George W and Son (USA)
Related Parts
5930-00-327-8018INTERCHANGEABLE
SWITCH,THERMOSTATIC
G3-1
6140-00-406-2635INTERCHANGEABLE
BATTERY,STORAGE
5950-00-655-0800INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2590-00-830-8926INTERCHANGEABLE
CAP,FILLER OPENING
3E31
4930-01-104-4597INTERCHANGEABLE
COUPLER,HYPODERMIC
G31
5330-01-467-4694INTERCHANGEABLE
GASKET
G31

Frequently Asked Questions

What is NSN 5330-00-294-1391?

NSN 5330-00-294-1391 is a Ring,wiper, manufactured by Delta Mfg and Sales Inc, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-294-1391?

NSN 5330-00-294-1391 has 10 cross-referenced part numbers: DRI-31 (Delta Mfg and Sales Inc), ISR-31 (Industrial Supplies), MS28776M2-31 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FWR-31 (Ace Products Co of Toledo Inc Dba Ace Products), OAS-31 (Greene Tweed and Co Advantec Div) and 5 more.

What NSN replaces 5330-00-294-1391?

There are 6 known substitutes for 5330-00-294-1391: 5930-00-327-8018, 6140-00-406-2635, 5950-00-655-0800 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DRI-31?

Key specifications for DRI-31: Inside Diameter: 3.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: OUTSIDE GROOVED, STRAIGHT FACE; FSC Application Data: HYDRAULIC SYSTEM,ACFT; Joint Style: DIAGONAL JOINT. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-294-1391 still in active supply?

NSN 5330-00-294-1391 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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