PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-G-21032Gasket,spiral Wound

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5330-01-338-7888 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-338-7888 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-338-7888. Primary manufacturer part number: MIL-G-21032.
Features
  • Gasket,spiral Wound — FSC 5330
  • Material: STEEL OUTER RING
  • Bearing Surface Width: 0.453 INCHES NOMINAL0.453 INCHES NOMINAL IN
  • Maximum Pressure Rating: 600.0 POUNDS PER SQUARE INCH (PSI)600.0 POUNDS PER SQUARE INCH (PSI) LBS
  • Temp Rating: 1050.0 FAHRENHEIT1050.0 FAHRENHEIT DEGF
  • Outside Diameter: 3.844 INCHES NOMINAL3.844 INCHES NOMINAL IN
  • Material Document and Classification: MIL-P-24503,TY 1,CL 2 MIL SPEC 1ST MATERIAL RESPONSE AND ASTM A167 ASSN STD 2ND MATERIAL RESPONSE SPIRAL WOUND FILLER
  • Material: GRAPHITE AND STEEL COMP 347 SPIRAL WOUND FILLER
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Outer Ring construction
General Description

The Gasket,spiral Wound, cataloged under National Stock Number 5330-01-338-7888, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-01-338-7888
Primary Part NumberMIL-G-21032
Item NameGasket,spiral Wound
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
MaterialSTEEL OUTER RING
Bearing Surface Width0.453 INCHES NOMINAL0.453 INCHES NOMINAL IN
Maximum Pressure Rating600.0 POUNDS PER SQUARE INCH (PSI)600.0 POUNDS PER SQUARE INCH (PSI) LBS
Temp Rating1050.0 FAHRENHEIT1050.0 FAHRENHEIT DEGF
Outside Diameter3.844 INCHES NOMINAL3.844 INCHES NOMINAL IN
Material Document and ClassificationMIL-P-24503,TY 1,CL 2 MIL SPEC 1ST MATERIAL RESPONSE AND ASTM A167 ASSN STD 2ND MATERIAL RESPONSE SPIRAL WOUND FILLER
MaterialGRAPHITE AND STEEL COMP 347 SPIRAL WOUND FILLER
Nondefinitive Spec/std Data2 TYPE AND A CLASS AND IPS21/2 SIZE AND 600 SERIES
Environmental Attribute CodeASBESTOS ALTERNATIVE PRODUCTSASBESTOS ALTERNATIVE PRODUCTS
Cross-Sectional Shape StyleMETAL WINDING W/ SOFT FILLER AND OUTER RINGMETAL WINDING W/ SOFT FILLER AND OUTER RING
Style DesignatorCIRCULAR
Cross-Sectional Thickness0.170 INCHES MINIMUM AND 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM0.180 INCHES MAXIMUM IN
Gage Ring Thickness0.117 INCHES MINIMUM AND 0.117 INCHES MINIMUM AND 0.131 INCHES MAXIMUM0.131 INCHES MAXIMUM IN
Gage Ring Outside Diameter5.125 INCHES NOMINAL5.125 INCHES NOMINAL IN
Aperture Diameter2.938 INCHES NOMINAL2.938 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5310-00-226-8042335378-PH INTERCHANGEABLE
Nut,coupling
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
MIL-G-21032 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ND-5087 PIECE 7 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
MX-230765-5 PIE Babcock & Wilcox Co (USA)
NH-7306 PIECE 7 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
712NH7119 Zf Industrieantriebe Witten Gmbh (DEU)
M24716TY2CLA2.500NPS600PSI Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
712NH7119B Zf Industrieantriebe Witten Gmbh (DEU)
335378 Zf Industrieantriebe Witten Gmbh (DEU)
MIL-G-21032TY2C LA 2.5INIPS Zf Industrieantriebe Witten Gmbh (DEU)
MIL-G-24716 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5310-00-226-8042INTERCHANGEABLE
NUT,COUPLING
335378-PH

Frequently Asked Questions

What is NSN 5330-01-338-7888?

NSN 5330-01-338-7888 is a Gasket,spiral Wound, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-01-338-7888?

NSN 5330-01-338-7888 has 10 cross-referenced part numbers: MIL-G-21032 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), ND-5087 PIECE 7 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), MX-230765-5 PIE (Babcock & Wilcox Co), NH-7306 PIECE 7 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), 712NH7119 (Zf Industrieantriebe Witten Gmbh) and 5 more.

What NSN replaces 5330-01-338-7888?

There is 1 known substitute for 5330-01-338-7888: 5310-00-226-8042. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-G-21032?

Key specifications for MIL-G-21032: Material: STEEL OUTER RING; Bearing Surface Width: 0.453 INCHES NOMINAL0.453 INCHES NOMINAL IN; Maximum Pressure Rating: 600.0 POUNDS PER SQUARE INCH (PSI)600.0 POUNDS PER SQUARE INCH (PSI) LBS; Temp Rating: 1050.0 FAHRENHEIT1050.0 FAHRENHEIT DEGF. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-01-338-7888 still in active supply?

NSN 5330-01-338-7888 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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