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Coupler Seal Sleeve

NSN: 5330-00-321-4260 | Model: 17237-300

A cylindrical shaped item constructed of pliable nonmetallic solid or laminated materials. it is designed to fit around flanged or beaded end tubing, ducts, piping, and the like, to form a tight and effective seal against gases and liquids; when compressed with a clamp. for items used to convey air under low pressure, see hose, air duct. excludes packing, preformed; tubing, nonmetallic; and bushing, rubber.

NSN Properties and Flags
NATO Stock Number
Cross Sectional Shape
Spherical inside recessed
Recess Diameter
3.566 inches
Cross Section Inside Diameter
2.920 inches
Cross Section Outside Diameter
3.690 inches
Recess Length
1.171 inches
Cross-sectional Length
1.718 inches
Raised Diameter Length
1.562 inches
Rubber synthetic
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE7M420T4555 2020-02-24 PMCMD 356 EA
SPE7MC19T197N 2019-09-26 PMCMU 212 EA
SPE5E317T2420 2017-04-06 PAA64 1131 EA
SPE5E317T0690 2017-02-21 PAA64 1044 EA

Inventory Check

The last inventory check on this NSN was done on 06/23/2022. Due to rapid changes in inventory this may not be the current stock qty.

  • New: 6
  • New Surplus: 4

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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NSN 5330-00-321-4260 Datasheet

Supply Class (FSC):
Packing And Gasket Materials
Cross Reference:
  • 17237-300
  • 17237-300
Cage Codes:
  • Eaton Corporation (CAGE 8W928)
  • Aeroquip Llc. Eaton (CAGE 00624)
Schedule B & Trade:
  • Schedule B: 4016930000 (NAICS 339991)

    Gaskets, washers and other seals, of vulcanized rubber other than hard rubber

  • SITC: 62999

    Articles of unhardened noncellular vulcanized rubber, n.E.S.

  • End Use: 12750

    Industrial rubber products


P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    194120 - Washers/gaskets/pckg dvcs noi

  • WCC:

    596 - Gaskets, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $62.78 to $104.63..
Does NSN 5330-00-321-4260 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, Department Of The Navy, Singapore, France, Portugal, Greece, and Turkey
What is the NIIN of NSN 5330-00-321-4260?
003214260 or 00-321-4260
Does NSN 5330-00-321-4260 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5330-00-321-4260?
Solicitation SPE7M420T4555 for qty 356 on 02/14/2020
When was this national stock number assigned to the federal catalog?
Jan 01, 1963