PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6350994 ITEM 20Nut,plain,hexagon

Naval Sea Systems Command · NSN 5310-01-422-8201 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-422-8201 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-422-8201. Primary manufacturer part number: 6350994 ITEM 20.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Size: 2.625 INCHES IN
  • Thread Quantity Per Inch: 16
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Class: 2B
  • 2 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-422-8201, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5310-01-422-8201
Primary Part Number6350994 ITEM 20
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Thread DirectionRIGHT-HAND
Nominal Thread Size2.625 INCHES IN
Thread Quantity Per Inch16
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-508310408 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
4320-00-195-842210408 INTERCHANGEABLE
Ring,wearing
Rps-Fl, Inc. Dba Rps Inc
5950-00-435-769811069515 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Aviation and Missile Command
5310-00-550-3715MS35333-70 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5977-00-897-597910408 INTERCHANGEABLE
Brush,electrical Contact
Miraj Corp
5999-01-013-779901-0101-0408 INTERCHANGEABLE
Wire Mesh,knitted
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5331-01-077-68342-237N674-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5310-01-162-2514 INTERCHANGEABLE
Nut,plain,hexagon
5120-01-189-7295 INTERCHANGEABLE
Socket,socket Wrench
4910-01-382-206510408 INTERCHANGEABLE
Jack,dolly Type,hydraulic
Jordan Equipment Supply Corporation Dba Esco Equipment Supply Co
Cross-Reference Index
Part NumberManufacturer
10408 The Timken Corporation (USA)
6350994 ITEM 20 PRIMARY Naval Sea Systems Command (USA)
Related Parts
3110-00-156-5083INTERCHANGEABLE
BEARING,BALL,ANNULAR
10408
4320-00-195-8422INTERCHANGEABLE
RING,WEARING
10408
5950-00-435-7698INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
11069515
5310-00-550-3715INTERCHANGEABLE
WASHER,LOCK
MS35333-70
5977-00-897-5979INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
10408
5999-01-013-7799INTERCHANGEABLE
WIRE MESH,KNITTED
01-0101-0408
5331-01-077-6834INTERCHANGEABLE
O-RING
2-237N674-70
5310-01-162-2514INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5120-01-189-7295INTERCHANGEABLE
SOCKET,SOCKET WRENCH
4910-01-382-2065INTERCHANGEABLE
JACK,DOLLY TYPE,HYDRAULIC
10408
6545-01-572-1829INTERCHANGEABLE
MEDICAL EQUIPMENT SET BRIGADE-HO
UA 1388
5640-01-694-0660INTERCHANGEABLE
INSULATION TAPE,THERMAL
10408

Frequently Asked Questions

What is NSN 5310-01-422-8201?

NSN 5310-01-422-8201 is a Nut,plain,hexagon, manufactured by Naval Sea Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-422-8201?

NSN 5310-01-422-8201 has 2 cross-referenced part numbers: 10408 (The Timken Corporation), 6350994 ITEM 20 (Naval Sea Systems Command).

What NSN replaces 5310-01-422-8201?

There are 12 known substitutes for 5310-01-422-8201: 3110-00-156-5083, 4320-00-195-8422, 5950-00-435-7698 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6350994 ITEM 20?

Key specifications for 6350994 ITEM 20: Thread Direction: RIGHT-HAND; Nominal Thread Size: 2.625 INCHES IN; Thread Quantity Per Inch: 16; Thread Series: UNIFIED NATIONAL COARSE (UNC). 5 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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