PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2620-920X12 PIECE 35 4INGearshaft,bevel

Hydro-Aire Aerospace Corp · NSN 3040-01-117-3702 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-117-3702 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-117-3702. Primary manufacturer part number: 2620-920X12 PIECE 35 4IN.
Features
  • Gearshaft,bevel — FSC 3040
  • 4 verified cross-references
  • Primary manufacturer: Hydro-Aire Aerospace Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Gearshaft,bevel, cataloged under National Stock Number 3040-01-117-3702, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-117-3702
Primary Part Number2620-920X12 PIECE 35 4IN
Item NameGearshaft,bevel
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerHydro-Aire Aerospace Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-01-061-5106 INTERCHANGEABLE
Ball,valve
5360-01-068-732626M77-100 PC MK73 INTERCHANGEABLE
Spring,helical,compression
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-082-883326M77-100PC104 INTERCHANGEABLE
Retainer,seal,stem
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-092-034326M77-100 ITEM 21 INTERCHANGEABLE
Retainer,disk,valve
Naval Ship Systems Command
4820-01-092-173226M77-100PC27 INTERCHANGEABLE
Disk Stem Ring
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-092-6147845-2181282 PIECE 3 3IN INTERCHANGEABLE
Seat,valve
Naval Ship Systems Command
5355-01-116-37662445066 ITEM 89 INTERCHANGEABLE
Pointer,valve
Naval Ship Systems Command
4820-01-116-37932620-920X12 PIECE 8 4IN INTERCHANGEABLE
Ring,disk,stem,valve
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-116-49222620-920X12 PIECE 59 4IN INTERCHANGEABLE
Ring,pointer
Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-116-678326M77-100PC67 4IN INTERCHANGEABLE
Plug,pipe
Electric Boat Corporation Div General Dynamics Electric Boat
Cross-Reference Index
Part NumberManufacturer
845-2181282 PIECE 35 4IN Naval Ship Systems Command (USA)
2620-920X12 PIECE 35 4IN Electric Boat Corporation Div General Dynamics Electric Boat (USA)
845-2181282 Naval Ship Systems Command (USA)
2620-920X12 PIECE 35 4IN PRIMARY Hydro-Aire Aerospace Corp (USA)
Related Parts
4820-01-061-5106INTERCHANGEABLE
BALL,VALVE
5360-01-068-7326INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
26M77-100 PC MK73
4820-01-082-8833INTERCHANGEABLE
RETAINER,SEAL,STEM
26M77-100PC104
4820-01-092-0343INTERCHANGEABLE
RETAINER,DISK,VALVE
26M77-100 ITEM 21
4820-01-092-1732INTERCHANGEABLE
DISK STEM RING
26M77-100PC27
4820-01-092-6147INTERCHANGEABLE
SEAT,VALVE
845-2181282 PIECE 3 3IN
5355-01-116-3766INTERCHANGEABLE
POINTER,VALVE
2445066 ITEM 89
4820-01-116-3793INTERCHANGEABLE
RING,DISK,STEM,VALVE
2620-920X12 PIECE 8 4IN
4820-01-116-4922INTERCHANGEABLE
RING,POINTER
2620-920X12 PIECE 59 4IN
4730-01-116-6783INTERCHANGEABLE
PLUG,PIPE
26M77-100PC67 4IN
4820-01-116-6867INTERCHANGEABLE
RETAINER,DISK,VALVE
2620-920X12 PIECE 10 4IN
4820-01-117-0973INTERCHANGEABLE
GUIDE,PLUNGER,VALVE
2620-920X12 PIECE 41

Frequently Asked Questions

What is NSN 3040-01-117-3702?

NSN 3040-01-117-3702 is a Gearshaft,bevel, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-117-3702?

NSN 3040-01-117-3702 has 4 cross-referenced part numbers: 845-2181282 PIECE 35 4IN (Naval Ship Systems Command), 2620-920X12 PIECE 35 4IN (Electric Boat Corporation Div General Dynamics Electric Boat), 845-2181282 (Naval Ship Systems Command), 2620-920X12 PIECE 35 4IN (Hydro-Aire Aerospace Corp).

What NSN replaces 3040-01-117-3702?

There are 12 known substitutes for 3040-01-117-3702: 4820-01-061-5106, 5360-01-068-7326, 4820-01-082-8833 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2620-920X12 PIECE 35 4IN?

Key specifications for 2620-920X12 PIECE 35 4IN: Special Features: 1ST END 1 IN. SQUARE BY 1.250 IN. LG WITH DRILLED CENTER HOLE 5/16-18 NC 2B THD;BODY 1.375 IN. OD BY 3.875 IN. LG WITH DRILLED THRU HOLE 7/32 IN. DIA;2ND END BEVELED GEAR,13 TEETH;PRESSURE ANGLE 22 DEG 30 MIN;FACE ANGLE 25 DEG 21 MIN;PITCH ANGLE 18 DEG 53 MIN;ROOT ANGLE 16 DEG 27 MIN;DIAMETRAL PITCH 6.0;ADDENDUM 0.231;DEDENDUM 0.137;7 IN. O/A LG IN. 1 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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