PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30320Gear Assembly,speed Decreaser

Grimes Aerospace Company · NSN 3010-01-295-3987 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-295-3987 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-295-3987. Primary manufacturer part number: 30320.
Features
  • Gear Assembly,speed Decreaser — FSC 3010
  • 1 verified cross-reference
  • Primary manufacturer: Grimes Aerospace Company
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-01-295-3987, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Grimes Aerospace Company. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear Assembly,speed Decreaser
FSC / FSG3010 — No Item Name Available (FSG 30)
ManufacturersGrimes Aerospace Company (CAGE 72914)
Technical Specifications
ParameterValue
NSN3010-01-295-3987
Primary Part Number30320
Item NameGear Assembly,speed Decreaser
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerGrimes Aerospace Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-156-8247177003-59 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
7930-01-130-6287 INTERCHANGEABLE
Armor All Cleaner
5331-01-313-848930320 INTERCHANGEABLE
O-Ring
W.w. Grainger, Inc. Div Government Sales Division
5985-01-382-616030320 INTERCHANGEABLE
Coupler,directional
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
7530-01-408-37764150 INTERCHANGEABLE
Label
Avery Label
5220-01-502-9225 INTERCHANGEABLE
Gage,thickness,electronic
5120-01-654-2149 INTERCHANGEABLE
Wrench,box and Open End,combinat
Cross-Reference Index
Part NumberManufacturer
30320 PRIMARY Grimes Aerospace Company (USA)
Related Parts
3110-00-156-8247INTERCHANGEABLE
BEARING,BALL,ANNULAR
177003-59
7930-01-130-6287INTERCHANGEABLE
ARMOR ALL CLEANER
5331-01-313-8489INTERCHANGEABLE
O-RING
30320
5985-01-382-6160INTERCHANGEABLE
COUPLER,DIRECTIONAL
30320
7530-01-408-3776INTERCHANGEABLE
LABEL
4150
5220-01-502-9225INTERCHANGEABLE
GAGE,THICKNESS,ELECTRONIC
5120-01-654-2149INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 3010-01-295-3987?

NSN 3010-01-295-3987 is a Gear Assembly,speed Decreaser, manufactured by Grimes Aerospace Company, classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-01-295-3987?

NSN 3010-01-295-3987 has 1 cross-referenced part number: 30320 (Grimes Aerospace Company).

What NSN replaces 3010-01-295-3987?

There are 7 known substitutes for 3010-01-295-3987: 3110-00-156-8247, 7930-01-130-6287, 5331-01-313-8489 and 4 more. Verify interchangeability with system specifications before substitution.

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