PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51881Regulator Assembly,cryosurgical

Frigitronics of Connecticut Inc · NSN 6515-01-319-8230 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-319-8230 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-319-8230. Primary manufacturer part number: 51881.
Features
  • Regulator Assembly,cryosurgical — FSC 6515
  • Purchase Description Identification: 51813-51881
  • General Characteristics Item Description: FOR USE ON CRYOSURGICAL SYSTEM; MODEL CE-82
  • 2 verified cross-references
  • Primary manufacturer: Frigitronics of Connecticut Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Regulator Assembly,cryosurgical, cataloged under National Stock Number 6515-01-319-8230, is classified within Federal Supply Class 6515 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Frigitronics of Connecticut Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6515-01-319-8230
Primary Part Number51881
Item NameRegulator Assembly,cryosurgical
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerFrigitronics of Connecticut Inc
StatusACTIVE
Purchase Description Identification51813-51881
General Characteristics Item DescriptionFOR USE ON CRYOSURGICAL SYSTEM; MODEL CE-82
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-01-670-1086 (5188-1)
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-01-670-10865188-1 SUCCESSOR
Bracket,mounting
Tru-Hitch, Inc.
3110-00-144-8589 INTERCHANGEABLE
Bearing,ball,annular
5360-00-246-9884855075 INTERCHANGEABLE
Spring,helical,extension
Dana Off Highway Products, Llc
5935-00-581-494533-5188-1 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
5342-00-824-535351881 INTERCHANGEABLE
Bracket,wheel Mounting
Aerol Llc
1680-00-858-45165188-1 INTERCHANGEABLE
Back Assembly,seat
Lockheed Martin Corp
5961-01-027-57465-1881 INTERCHANGEABLE
Transistor
Bird Electronic Corporation Div Bird Electronic Corp
5995-01-073-742811776963 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
4330-01-121-635012360651 INTERCHANGEABLE
Parts Kit,fluid Pressure Filter
General Motors Llc Dba General Motors Llc
4730-01-245-69961068260 INTERCHANGEABLE
Plug,pipe
Elgin Sweeper Company
Cross-Reference Index
Part NumberManufacturer
51881 Frigitronics of Connecticut Inc (USA)
51881 Cooper Surgical (USA)
Related Parts
SUCCESSOR 5340-01-670-1086 Bracket,mounting · 5188-1
3110-00-144-8589INTERCHANGEABLE
BEARING,BALL,ANNULAR
5360-00-246-9884INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
855075
5935-00-581-4945INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
33-5188-1
5342-00-824-5353INTERCHANGEABLE
BRACKET,WHEEL MOUNTING
51881
1680-00-858-4516INTERCHANGEABLE
BACK ASSEMBLY,SEAT
5188-1
5961-01-027-5746INTERCHANGEABLE
TRANSISTOR
5-1881
5995-01-073-7428INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
11776963
4330-01-121-6350INTERCHANGEABLE
PARTS KIT,FLUID PRESSURE FILTER
12360651
4730-01-245-6996INTERCHANGEABLE
PLUG,PIPE
1068260
5970-01-593-3196INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
51881
4030-01-610-4872INTERCHANGEABLE
SHACKLE
51881

Frequently Asked Questions

What is NSN 6515-01-319-8230?

NSN 6515-01-319-8230 is a Regulator Assembly,cryosurgical, manufactured by Frigitronics of Connecticut Inc, classified under FSC 6515 (No Item Name Available). Status: active.

What are the part numbers for NSN 6515-01-319-8230?

NSN 6515-01-319-8230 has 2 cross-referenced part numbers: 51881 (Frigitronics of Connecticut Inc), 51881 (Cooper Surgical).

What NSN replaces 6515-01-319-8230?

There are 12 known substitutes for 6515-01-319-8230: 5340-01-670-1086, 3110-00-144-8589, 5360-00-246-9884 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51881?

Key specifications for 51881: Purchase Description Identification: 51813-51881; General Characteristics Item Description: FOR USE ON CRYOSURGICAL SYSTEM; MODEL CE-82; End Item Identification: 6515-01-309-4511; Part Name Assigned by Controlling Agency: REGULATOR ASSEMBLY CRYOSURGICAL SYSTEM END ITEM 6515-01-309-4511. 4 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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