PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B21Shaft Assy

Insinger Machine Co · NSN 7320-00-336-5641 · FSC 7320 · No Item Name Available
Verified by PartsTable
NSN 7320-00-336-5641 — this item is cataloged by the U.S. Government under National Stock Number 7320-00-336-5641. Primary manufacturer part number: B21.
Features
  • Shaft Assy — FSC 7320
  • 1 verified cross-reference
  • Primary manufacturer: Insinger Machine Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Shaft Assy, cataloged under National Stock Number 7320-00-336-5641, is classified within Federal Supply Class 7320 (No Item Name Available) of the Food Preparation and Serving Equipment group. The primary manufacturer of record is Insinger Machine Co. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameShaft Assy
FSC / FSG7320 — No Item Name Available (FSG 73)
ManufacturersInsinger Machine Co (CAGE 30793)
Technical Specifications
ParameterValue
NSN7320-00-336-5641
Primary Part NumberB21
Item NameShaft Assy
FSC / FSG7320 / 73 — No Item Name Available
ManufacturerInsinger Machine Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-014-2434SAE J512 7 040110B INTERCHANGEABLE
Inverted Nut,tube Coupling
Sae International Dba Sae International
5999-00-045-6309B2-1 INTERCHANGEABLE
Heater,thermal Release
Schneider Electric Usa, Inc.
5910-00-196-0084 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
6680-00-394-7334B21 INTERCHANGEABLE
Tip,triangular
Schulze Mfg., Inc.
5999-00-419-0228B21 INTERCHANGEABLE
Heater,thermal Release
Ward Leonard Ct Llc
5365-00-685-7023402265-2 INTERCHANGEABLE
Shim
Raytheon Company Dba Raytheon
4310-00-829-5001B21 INTERCHANGEABLE
Pin,piston
Gardner Denver Inc.
3110-01-070-7981 INTERCHANGEABLE
Bearing,ball,annular
3110-01-164-1107B-21 INTERCHANGEABLE
Collar,bearing
United States Monorail Corp Stanspec Div
5120-01-278-4820B-21 INTERCHANGEABLE
Screwdriver,flat Tip
Ngk Metals Corporation Dba N G K Berylco
Cross-Reference Index
Part NumberManufacturer
B21 PRIMARY Insinger Machine Co (USA)
Related Parts
4730-00-014-2434INTERCHANGEABLE
INVERTED NUT,TUBE COUPLING
SAE J512 7 040110B
5999-00-045-6309INTERCHANGEABLE
HEATER,THERMAL RELEASE
B2-1
5910-00-196-0084INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
6680-00-394-7334INTERCHANGEABLE
TIP,TRIANGULAR
B21
5999-00-419-0228INTERCHANGEABLE
HEATER,THERMAL RELEASE
B21
5365-00-685-7023INTERCHANGEABLE
SHIM
402265-2
4310-00-829-5001INTERCHANGEABLE
PIN,PISTON
B21
3110-01-070-7981INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-01-164-1107INTERCHANGEABLE
COLLAR,BEARING
B-21
5120-01-278-4820INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
B-21
3010-01-284-5849INTERCHANGEABLE
DISC
B 21
5355-01-379-7666INTERCHANGEABLE
KNOB

Frequently Asked Questions

What is NSN 7320-00-336-5641?

NSN 7320-00-336-5641 is a Shaft Assy, manufactured by Insinger Machine Co, classified under FSC 7320 (No Item Name Available). Status: active.

What are the part numbers for NSN 7320-00-336-5641?

NSN 7320-00-336-5641 has 1 cross-referenced part number: B21 (Insinger Machine Co).

What NSN replaces 7320-00-336-5641?

There are 12 known substitutes for 7320-00-336-5641: 4730-00-014-2434, 5999-00-045-6309, 5910-00-196-0084 and 9 more. Verify interchangeability with system specifications before substitution.

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