PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22655Plug,machine Thread

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 5365-01-122-5991 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-122-5991 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-122-5991. Primary manufacturer part number: 22655.
Features
  • Plug,machine Thread — FSC 5365
  • Thread Quantity Per Inch: 20 EXTERNAL
  • Connection Style: PLAIN
  • Nominal Thread Size: 1.000 INCHES EXTERNAL IN
  • Material Document and Classification: C12L15 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: PLUG, MACHINE
  • Body Core Diameter: 0.7502 INCHES MINIMUM AND 0.7505 INCHES MAXIMUM IN
  • Exterior Color: BLACK OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Plug,machine Thread, cataloged under National Stock Number 5365-01-122-5991, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN5365-01-122-5991
Primary Part Number22655
Item NamePlug,machine Thread
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
Thread Quantity Per Inch20 EXTERNAL
Connection StylePLAIN
Nominal Thread Size1.000 INCHES EXTERNAL IN
Material Document and ClassificationC12L15 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorPLUG, MACHINE
Body Core Diameter0.7502 INCHES MINIMUM AND 0.7505 INCHES MAXIMUM IN
Exterior ColorBLACK OVERALL
Core Depth0.508 INCHES MINIMUM AND 0.513 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Thread DirectionRIGHT-HAND EXTERNAL
Head Height0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Head TypeSOLID
Thread Series DesignatorUNEF EXTERNAL
Thread Length0.180 INCHES NOMINAL EXTERNAL IN
Thread Class2A EXTERNAL A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5995-00-553-065622655 INTERCHANGEABLE
Cable Assembly,power,electrical
Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems
5310-00-741-687515210 INTERCHANGEABLE
Nut,pump
Industrial Technologies and Services Llc
5945-00-855-4656 INTERCHANGEABLE
Relay,electromagnetic
5945-00-974-7920 INTERCHANGEABLE
Relay,electromagnetic
3030-01-217-928815355 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
3110-01-496-694722655 INTERCHANGEABLE
Bearing,ball,duplex
Level 10 Industries, Inc. Div Level 10 Industries
6110-01-579-941027171 INTERCHANGEABLE
Controller,motor
Pep Modular Computers Inc
4940-01-643-342322655 INTERCHANGEABLE
Leak Detector,refrigerant Gas
Restek Corp
3110-01-650-1583 INTERCHANGEABLE
Bearing,ball,duplex
Cross-Reference Index
Part NumberManufacturer
22655 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
Related Parts
5995-00-553-0656INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
22655
5310-00-741-6875INTERCHANGEABLE
NUT,PUMP
15210
5945-00-855-4656INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5945-00-974-7920INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3030-01-217-9288INTERCHANGEABLE
BELT,V
15355
3110-01-496-6947INTERCHANGEABLE
BEARING,BALL,DUPLEX
22655
6110-01-579-9410INTERCHANGEABLE
CONTROLLER,MOTOR
27171
4940-01-643-3423INTERCHANGEABLE
LEAK DETECTOR,REFRIGERANT GAS
22655
3110-01-650-1583INTERCHANGEABLE
BEARING,BALL,DUPLEX

Frequently Asked Questions

What is NSN 5365-01-122-5991?

NSN 5365-01-122-5991 is a Plug,machine Thread, manufactured by Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-122-5991?

NSN 5365-01-122-5991 has 1 cross-referenced part number: 22655 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems).

What NSN replaces 5365-01-122-5991?

There are 9 known substitutes for 5365-01-122-5991: 5995-00-553-0656, 5310-00-741-6875, 5945-00-855-4656 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22655?

Key specifications for 22655: Thread Quantity Per Inch: 20 EXTERNAL; Connection Style: PLAIN; Nominal Thread Size: 1.000 INCHES EXTERNAL IN; Material Document and Classification: C12L15 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 16 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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