PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7706Retainer,pump

Coffin Turbo Pump Inc · NSN 4320-01-274-7995 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-274-7995 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-274-7995. Primary manufacturer part number: 7706.
Features
  • Retainer,pump — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Coffin Turbo Pump Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Retainer,pump, cataloged under National Stock Number 4320-01-274-7995, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Coffin Turbo Pump Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCoffin Turbo Pump Inc (CAGE 0APJ5); Fmc Corp Turbo Pump Operation (CAGE 13380)
Technical Specifications
ParameterValue
NSN4320-01-274-7995
Primary Part Number7706
Item NameRetainer,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCoffin Turbo Pump Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-155-6202319687-304 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-237-69457706 INTERCHANGEABLE
Seal,grease
Saginaw Products Corporation Dba Cignys
5133-00-290-3927 INTERCHANGEABLE
Drill Set,twist
5342-00-597-6195770-6G/03 INTERCHANGEABLE
Mount,resilient,weapon System
Hutchinson Aerospace & Industry, Inc. Dba Barry Wright Corp
5962-01-076-5899SN54LS75J INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
4420-01-145-27957706 INTERCHANGEABLE
Cushion
Ace Pump Corp
6625-01-254-8464 INTERCHANGEABLE
Case,test Set
4730-01-419-54617706 INTERCHANGEABLE
Plug,tube Repair,expanding
Barnes Group Inc. Dba Barnes Distribution
9310-01-608-49847706 INTERCHANGEABLE
Paper,cover
3 Star Papers Ltd Dba Limited Papers Div Limited Papers
Cross-Reference Index
Part NumberManufacturer
7706 PRIMARY Coffin Turbo Pump Inc (USA)
7706 Fmc Corp Turbo Pump Operation (USA)
Related Parts
3110-00-155-6202INTERCHANGEABLE
BEARING,BALL,ANNULAR
319687-304
5330-00-237-6945INTERCHANGEABLE
SEAL,GREASE
7706
5133-00-290-3927INTERCHANGEABLE
DRILL SET,TWIST
5342-00-597-6195INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
770-6G/03
5962-01-076-5899INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SN54LS75J
4420-01-145-2795INTERCHANGEABLE
CUSHION
7706
6625-01-254-8464INTERCHANGEABLE
CASE,TEST SET
4730-01-419-5461INTERCHANGEABLE
PLUG,TUBE REPAIR,EXPANDING
7706
9310-01-608-4984INTERCHANGEABLE
PAPER,COVER
7706

Frequently Asked Questions

What is NSN 4320-01-274-7995?

NSN 4320-01-274-7995 is a Retainer,pump, manufactured by Coffin Turbo Pump Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-274-7995?

NSN 4320-01-274-7995 has 2 cross-referenced part numbers: 7706 (Coffin Turbo Pump Inc), 7706 (Fmc Corp Turbo Pump Operation).

What NSN replaces 4320-01-274-7995?

There are 9 known substitutes for 4320-01-274-7995: 3110-00-155-6202, 5330-00-237-6945, 5133-00-290-3927 and 6 more. Verify interchangeability with system specifications before substitution.

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