PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40734-9 PC NO 36Shaft,shouldered

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 3040-01-483-9653 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-483-9653 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-483-9653. Primary manufacturer part number: 40734-9 PC NO 36.
Features
  • Shaft,shouldered — FSC 3040
  • Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
  • Material: STEEL CORROSION RESISTING
  • 3 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-483-9653, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-483-9653
Primary Part Number40734-9 PC NO 36
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4820-01-483-949840734-9 ASSY 40734-901 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-483-961640734-9 PC NO 12 INTERCHANGEABLE
Cylinder,piston
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-483-962940734-9 PC NO 19 INTERCHANGEABLE
Diaphragm,valve,flat
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-483-964340734-9 PC NO 33 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-483-964740734-9 PC NO 34 INTERCHANGEABLE
Disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-483-971440734-9 PC NO 2 INTERCHANGEABLE
Stem,fluid Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-483-971640734-9 PC NO 11 INTERCHANGEABLE
Piston,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-483-971740734-9 PC NO 35 INTERCHANGEABLE
Retainer,disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-484-003940734-9 PC NO 7 INTERCHANGEABLE
Seat,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
40734-9 PC NO 36 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
1685-00 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40734-9 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4820-01-483-9498INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40734-9 ASSY 40734-901
4820-01-483-9616INTERCHANGEABLE
CYLINDER,PISTON
40734-9 PC NO 12
4820-01-483-9629INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
40734-9 PC NO 19
4820-01-483-9643INTERCHANGEABLE
SEAT,VALVE
40734-9 PC NO 33
4820-01-483-9647INTERCHANGEABLE
DISK,VALVE
40734-9 PC NO 34
4820-01-483-9714INTERCHANGEABLE
STEM,FLUID VALVE
40734-9 PC NO 2
4820-01-483-9716INTERCHANGEABLE
PISTON,VALVE
40734-9 PC NO 11
4820-01-483-9717INTERCHANGEABLE
RETAINER,DISK,VALVE
40734-9 PC NO 35
4820-01-484-0039INTERCHANGEABLE
SEAT,VALVE
40734-9 PC NO 7

Frequently Asked Questions

What is NSN 3040-01-483-9653?

NSN 3040-01-483-9653 is a Shaft,shouldered, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-483-9653?

NSN 3040-01-483-9653 has 3 cross-referenced part numbers: 40734-9 PC NO 36 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 1685-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40734-9 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 3040-01-483-9653?

There are 9 known substitutes for 3040-01-483-9653: 4820-01-483-9498, 4820-01-483-9616, 4820-01-483-9629 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40734-9 PC NO 36?

Key specifications for 40734-9 PC NO 36: Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE; End Item Identification: E/I 1 1/2 INCH TRAC STYLE RA, PILOT OPERATED REDUCING VALUE; W/S TARAWA CLASS LHA IN; Special Features: CLASS 303-COLD-COND. A; Material: STEEL CORROSION RESISTING. 4 total characteristics are documented in the Federal Logistics Information System.

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