PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5A8976BSleeve,shaft,pump

Grundfos Cbs, Inc Dba Paco Pumps · NSN 4320-00-061-5129 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-061-5129 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-061-5129. Primary manufacturer part number: 5A8976B.
Features
  • Sleeve,shaft,pump — FSC 4320
  • Body Outside Diameter: 1.2500 INCHES NOMINAL IN
  • Material: COPPER ALLOY OVERALL
  • Body Inside Diameter: 1.0000 INCHES NOMINAL IN
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • 2 verified cross-references
  • Primary manufacturer: Grundfos Cbs, Inc Dba Paco Pumps
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Copper Alloy Overall construction
General Description

The Sleeve,shaft,pump, cataloged under National Stock Number 4320-00-061-5129, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Grundfos Cbs, Inc Dba Paco Pumps. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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: Cancelled.

Technical Specifications
ParameterValue
NSN4320-00-061-5129
Primary Part Number5A8976B
Item NameSleeve,shaft,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerGrundfos Cbs, Inc Dba Paco Pumps
StatusCANCELLED
Body Outside Diameter1.2500 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Body Inside Diameter1.0000 INCHES NOMINAL IN
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-062-22885A INTERCHANGEABLE
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
6645-00-168-0778 INTERCHANGEABLE
Cam
3460-00-203-996757-042 INTERCHANGEABLE
Grinding Machine,machine Tool at
Dumore Corporation
3120-00-287-99822568SPC80 INTERCHANGEABLE
Bearing,sleeve
Lake Shore Systems, Inc.
5120-00-399-23958035432 INTERCHANGEABLE
Wrench,valve Guide
General Motors Corp
5995-00-475-2315H5995-475-2315 INTERCHANGEABLE
Cable Assembly,power,electrical
Naval Inventory Control Point Mechanicsburg
5920-00-518-1789 INTERCHANGEABLE
Fuse,cartridge
5130-00-605-3915 INTERCHANGEABLE
Sander-Polisher,translatory Acti
4920-00-842-08285A INTERCHANGEABLE
Transmission,variab
Graham Co Inc
6850-00-856-6632 INTERCHANGEABLE
Desiccant,activated
Cross-Reference Index
Part NumberManufacturer
5A8976B PRIMARY Grundfos Cbs, Inc Dba Paco Pumps (USA)
5A PRIMARY Grundfos Cbs, Inc Dba Paco Pumps (USA)
Related Parts
6625-00-062-2288INTERCHANGEABLE
DETECTING ELEMENT,DIRECTIONAL CO
5A
6645-00-168-0778INTERCHANGEABLE
CAM
3460-00-203-9967INTERCHANGEABLE
GRINDING MACHINE,MACHINE TOOL AT
57-042
3120-00-287-9982INTERCHANGEABLE
BEARING,SLEEVE
2568SPC80
5120-00-399-2395INTERCHANGEABLE
WRENCH,VALVE GUIDE
8035432
5995-00-475-2315INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
H5995-475-2315
5920-00-518-1789INTERCHANGEABLE
FUSE,CARTRIDGE
5130-00-605-3915INTERCHANGEABLE
SANDER-POLISHER,TRANSLATORY ACTI
4920-00-842-0828INTERCHANGEABLE
TRANSMISSION,VARIAB
5A
6850-00-856-6632INTERCHANGEABLE
DESICCANT,ACTIVATED
6625-01-016-8694INTERCHANGEABLE
LEAD,TEST
P6062B OPT 01
3610-01-057-9498INTERCHANGEABLE
KNOB,ACTUATE

Frequently Asked Questions

What is NSN 4320-00-061-5129?

NSN 4320-00-061-5129 is a Sleeve,shaft,pump, manufactured by Grundfos Cbs, Inc Dba Paco Pumps, classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-00-061-5129?

NSN 4320-00-061-5129 has 2 cross-referenced part numbers: 5A8976B (Grundfos Cbs, Inc Dba Paco Pumps), 5A (Grundfos Cbs, Inc Dba Paco Pumps).

What NSN replaces 4320-00-061-5129?

There are 12 known substitutes for 4320-00-061-5129: 6625-00-062-2288, 6645-00-168-0778, 3460-00-203-9967 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5A8976B?

Key specifications for 5A8976B: Body Outside Diameter: 1.2500 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL; Overall Length: 3.5000 INCHES NOMINAL IN; Body Inside Diameter: 1.0000 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-00-061-5129 still in active supply?

NSN 4320-00-061-5129 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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