PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12640Plug,machine Thread

Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems · NSN 5365-01-072-9280 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-072-9280 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-072-9280. Primary manufacturer part number: 12640.
Features
  • Plug,machine Thread — FSC 5365
  • Connection Style: PLAIN
  • Head Height: 0.130 INCHES NOMINAL IN
  • Style Designator: PLUG, MACHINE
  • Nominal Thread Size: 1.000 INCHES EXTERNAL IN
  • Thread Direction: RIGHT-HAND EXTERNAL
  • Thread Class: 2A EXTERNAL A
  • Head Type: SOLID
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Plug,machine Thread, cataloged under National Stock Number 5365-01-072-9280, 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 8 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-072-9280
Primary Part Number12640
Item NamePlug,machine Thread
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerStanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
StatusACTIVE
Connection StylePLAIN
Head Height0.130 INCHES NOMINAL IN
Style DesignatorPLUG, MACHINE
Nominal Thread Size1.000 INCHES EXTERNAL IN
Thread DirectionRIGHT-HAND EXTERNAL
Thread Class2A EXTERNAL A
Head TypeSOLID
Thread Series DesignatorUNEF EXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5120-00-618-6901PD5120-00-618-6901 INTERCHANGEABLE
Mirror,inspection
General Services Administration Federal Supply Service
4720-00-874-5923A200129 INTERCHANGEABLE
Hose Assembly
Flexible Metal Inc
5330-00-997-602912640 INTERCHANGEABLE
Gasket
Paragon Power Inc Sub of Great Lakes Power Products Inc
5330-01-119-715816236 INTERCHANGEABLE
Gasket
Westerbeke Corporation
5410-01-538-310912640SRV INTERCHANGEABLE
Leg Assembly,tubular
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
12640 PRIMARY Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems (USA)
Related Parts
5120-00-618-6901INTERCHANGEABLE
MIRROR,INSPECTION
PD5120-00-618-6901
4720-00-874-5923INTERCHANGEABLE
HOSE ASSEMBLY
A200129
5330-00-997-6029INTERCHANGEABLE
GASKET
12640
5330-01-119-7158INTERCHANGEABLE
GASKET
16236
5410-01-538-3109INTERCHANGEABLE
LEG ASSEMBLY,TUBULAR
12640SRV

Frequently Asked Questions

What is NSN 5365-01-072-9280?

NSN 5365-01-072-9280 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 5365-01-072-9280?

NSN 5365-01-072-9280 has 1 cross-referenced part number: 12640 (Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems).

What NSN replaces 5365-01-072-9280?

There are 5 known substitutes for 5365-01-072-9280: 5120-00-618-6901, 4720-00-874-5923, 5330-00-997-6029 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12640?

Key specifications for 12640: Connection Style: PLAIN; Head Height: 0.130 INCHES NOMINAL IN; Special Features: MATERIAL: STEEL WITH LEAD CONTENT; Overall Length: 0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN. 10 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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