PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

639993Impeller,pump,centrifugal

Am General Llc · NSN 2930-00-737-1383 · FSC 2930 · No Item Name Available
Verified by PartsTable
NSN 2930-00-737-1383 — this item is cataloged by the U.S. Government under National Stock Number 2930-00-737-1383. Primary manufacturer part number: 639993.
Features
  • Impeller,pump,centrifugal — FSC 2930
  • Rotation Direction for Which Designed: CLOCKWISE
  • Design Type: SINGLE WIDTH
  • Blade Type: BACKWARD CURVE
  • Material: IRON
  • Hub Projection Length Beyond Wheel Side: 1.4587 INCHES MINIMUM AND 1.4687 INCHES MAXIMUM IN
  • Hub Location: SINGLE INSIDE OFFSET
  • FSC Application Data: WATERPUMP,ENGINE,NONAIRCRAFT
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Iron construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 2930-00-737-1383, is classified within Federal Supply Class 2930 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Am General Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2930-00-737-1383
Primary Part Number639993
Item NameImpeller,pump,centrifugal
FSC / FSG2930 / 29 — No Item Name Available
ManufacturerAm General Llc
StatusACTIVE
Rotation Direction for Which DesignedCLOCKWISE
Design TypeSINGLE WIDTH
Blade TypeBACKWARD CURVE
MaterialIRON
Hub Projection Length Beyond Wheel Side1.4587 INCHES MINIMUM AND 1.4687 INCHES MAXIMUM IN
Hub LocationSINGLE INSIDE OFFSET
FSC Application DataWATERPUMP,ENGINE,NONAIRCRAFT
Overall Diameter2.922 INCHES MINIMUM AND 2.950 INCHES MAXIMUM IN
Hub Quantity1
Hub Bore Diameter0.6235 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN
Blade Quantity6
Hub Length1.6462 INCHES MINIMUM AND 1.6562 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2930-00-165-9725 INTERCHANGEABLE
Impeller
5342-00-200-7585 INTERCHANGEABLE
Mount,resilient,weapon System
5950-00-451-2484919482-21 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
3020-01-160-085510-1742 PIECE 25 INTERCHANGEABLE
Gear,spur
L3 Technologies, Inc.
3020-01-161-486910-1742 PIECE 59 INTERCHANGEABLE
Gear,spur
L3 Technologies, Inc.
6515-01-179-1579 INTERCHANGEABLE
Suture,nonabsorbable,surgical
4820-01-256-490110174-2 INTERCHANGEABLE
Disk,valve
Hexco International Dba Acd
5975-01-307-9826101742 INTERCHANGEABLE
Clamp,coupling Nut,electrical Co
Prc Composites, Llc Dba Globe Plastics
5998-01-686-0635101742 INTERCHANGEABLE
Circuit Card Assembly
L3 Technologies, Inc. Div L3 Keo
6120-01-688-0426101315 INTERCHANGEABLE
Power Supply
L3 Technologies, Inc. Div L3 Keo
Cross-Reference Index
Part NumberManufacturer
639993 PRIMARY Am General Llc (USA)
7371383 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
PPW8512 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
101742 Arnold a Semler Inc (USA)
GPW8512 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
PPW8512 Ford Motor Company (USA)
GPW8512 Ford Motor Company (USA)
Related Parts
2930-00-165-9725INTERCHANGEABLE
IMPELLER
5342-00-200-7585INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
5950-00-451-2484INTERCHANGEABLE
COIL,RADIO FREQUENCY
919482-21
3020-01-160-0855INTERCHANGEABLE
GEAR,SPUR
10-1742 PIECE 25
3020-01-161-4869INTERCHANGEABLE
GEAR,SPUR
10-1742 PIECE 59
6515-01-179-1579INTERCHANGEABLE
SUTURE,NONABSORBABLE,SURGICAL
4820-01-256-4901INTERCHANGEABLE
DISK,VALVE
10174-2
5975-01-307-9826INTERCHANGEABLE
CLAMP,COUPLING NUT,ELECTRICAL CO
101742
5998-01-686-0635INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
101742
6120-01-688-0426INTERCHANGEABLE
POWER SUPPLY
101315

Frequently Asked Questions

What is NSN 2930-00-737-1383?

NSN 2930-00-737-1383 is a Impeller,pump,centrifugal, manufactured by Am General Llc, classified under FSC 2930 (No Item Name Available). Status: active.

What are the part numbers for NSN 2930-00-737-1383?

NSN 2930-00-737-1383 has 7 cross-referenced part numbers: 639993 (Am General Llc), 7371383 (U S Army Tank Automotive Command Amsta-Im-Mm), PPW8512 (Ford Motor Co Ford Parts and Service Div Government Part Sales), 101742 (Arnold a Semler Inc), GPW8512 (Ford Motor Co Ford Parts and Service Div Government Part Sales) and 2 more.

What NSN replaces 2930-00-737-1383?

There are 10 known substitutes for 2930-00-737-1383: 2930-00-165-9725, 5342-00-200-7585, 5950-00-451-2484 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 639993?

Key specifications for 639993: Rotation Direction for Which Designed: CLOCKWISE; Special Features: 6 SLOTS MILLED 15/32 IN. W BY 7/16 IN. DEEP FOR MTG PURPOSES IN; Design Type: SINGLE WIDTH; Blade Type: BACKWARD CURVE. 14 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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