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Spring Loaded Shaft Seal Assembly

NSN: 4320-00-146-7306 | Model: N-SP-00323 Q/XF9110151 (316)
ITAR Registered seal

A combination of items used in sealing various rotary shaft equipment. It may include items such as bellows, disk, drive ring, flexible diaphragm, mating ring, o-ring, retainer, seat, sleeve, washer and the like. Excludes seal, plain encased.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
General Description
Consists of o-rings and bellows; nickel bound tungsten carbide stationarry mating ring; and stainless steel type 316 springs and metal parts

Pricing and Availability

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NSN 4320-00-146-7306 Datasheet

Supply Class (FSC):
Power And Hand Pumps
Cross Reference:
  • N-SP-00323 Q/XF9110151 (316)
  • 712-6075-761
  • CFD-1105TY9SZ1.
  • M49540
  • 712-6075-761
  • N-SP-00323 Q/XF9110151 (316)
  • 712-6075-762
  • CFD1105FIGS/QF511C1
  • CF-SP-802990/XF9110151(316)
  • CFSP80299/QXF5110151316
Cage Codes:
  • Wartsila Defense, Inc. (CAGE 0EYA6)
  • Aurora Pump (CAGE 04579)
  • John Crane Inc. (CAGE 71724)
  • Carver Pump Company (inc) (CAGE 10941)
  • Wartsila Lips Inc (CAGE 0SYN4)
Schedule B & Trade:
  • Schedule B: 8413919520 (NAICS 333911)

    Parts, nesoi, of pumps for liquids

  • SITC: 74291

    Parts of pumps for liquids

  • End Use: 21100

    Industrial engines


N - Indicates there is no data in the humors and the nsn is in a fsc not generally suspected of containing hazardous materials.


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 $2,400.31 to $4,000.52..
Does NSN 4320-00-146-7306 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
What is the NIIN of NSN 4320-00-146-7306?
001467306 or 00-146-7306
Does NSN 4320-00-146-7306 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4320-00-146-7306?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Sep 12, 1971