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Regulator Piston Cylinder

NSN: 1660-00-462-0307 | Model: 70888
ITAR Registered seal
NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
General Description
Aluminum alloy, QQ-A-225/6, composition 2024 T4, anodized PERMIL-A-8625, type 2, class 2 dyed black, 1.795 in. Min, 1.805 in. Max bodyod, 1.875 in. Min, 1.885 in. Max threaded end od, 1.727 in. Min, 1.777 in.Max l, 1.725 in. Min, 1.735 in. Max major id, 1.695 in. Min, 1.705 in. Maxed first counterbore, 1.652 in. Min, 1.662 in. Max diameter second counterbore, 1.875-20 UNC-3A threads on one end, 1.620 in. Min, 1.640 in. Max smallestid, two 0.142 in. Min, 0.162 in. Max holes drilled through face 0.177 in.Min, 0.197 in. Max center line radius from center of face, four 0.240 in.Min, 0.260 in. Max holes equally spaced around od 0.615 in. Min, 0.635 in.Max distance hole centers to threaded end, four 0.037 in. Min, 0.057 in. Max holes equally spaced around od 0.030 in. Min, 0.050 in. Max distance from face
Fsc Application Data
Regulator, aircraft enviromnental system, B52

Pricing and Availability

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NSN 1660-00-462-0307 Datasheet

Supply Class (FSC):
Pressurizing Equipment Heating Aircraft Air Conditioning
Cross Reference:
  • 70888
  • 70888
Cage Codes:
  • Vacco Industries (CAGE 1PVC5)
  • Eaton Aerospace Llc (CAGE 09790)
Schedule B & Trade:
  • Schedule B: 8803300060 (NAICS 336413)

    Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)

  • SITC: 79295

    Parts of airplanes or helicopters, n.E.S.

  • End Use: 50070

    Parts for military-type goods


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


A - Item does not contain precious metal.


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

Freight Information:
  • NMFC:

    011790 - Aircraft parts noi

  • WCC:

    671 - Aircraft parts, to include test/tool sets and equipment (other than armament systems)

  • SHC:

    9 - Other or no special handling required (sh)

  • ACC:

    A - Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft

  • ADC:

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

  • 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 $1,158.38 to $1,930.64..
Does NSN 1660-00-462-0307 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
What is the NIIN of NSN 1660-00-462-0307?
004620307 or 00-462-0307
Does NSN 1660-00-462-0307 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 1660-00-462-0307?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Feb 27, 1972