PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

82121Gage,pressure,dial Indicating

Maxima Technologies & Systems Llc · NSN 6685-01-591-6207 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-591-6207 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-591-6207. Primary manufacturer part number: 82121.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: BRASS CASE
  • Overall Diameter: 2.625 INCHES NOMINAL IN
  • Surface Treatment: CHROMIUM CASE
  • Pointer Color: WHITE
  • Scale Type: DIAL
  • 3 verified cross-references
  • Primary manufacturer: Maxima Technologies & Systems Llc
Applications
  • Applications requiring Brass Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-591-6207, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Maxima Technologies & Systems Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-01-591-6207
Primary Part Number82121
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerMaxima Technologies & Systems Llc
StatusACTIVE
MaterialBRASS CASE
Overall Diameter2.625 INCHES NOMINAL IN
Surface TreatmentCHROMIUM CASE
Pointer ColorWHITE
Scale TypeDIAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4720-01-011-458926513 INTERCHANGEABLE
Hose,preformed
Gates Corporation
6620-01-100-318182121 INTERCHANGEABLE
Gage,pressure,dial Indicating
Maxima Technologies & Systems Llc Dba Maxima Technologies/steward-Warner
2815-01-114-193850109800 INTERCHANGEABLE
Ring,piston
Hatz Diesel of America Inc
5975-01-115-58978212-1 INTERCHANGEABLE
Conduit,metal,flexible
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
1650-01-173-53198212-1 INTERCHANGEABLE
Piston,outer,valve Assembly
Goodrich Aerospace Canada Ltd
5360-01-358-791082121 INTERCHANGEABLE
Spring,helical,compression
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
5325-01-461-3239 INTERCHANGEABLE
Ring,retaining
5110-01-714-3679 INTERCHANGEABLE
Pliers,diagonal Cutting
Cross-Reference Index
Part NumberManufacturer
SML000965 Bae Systems Australia Pty Ltd Div Landing Craft Heavy - in Service Support (AUS)
82121 PRIMARY Maxima Technologies & Systems Llc (USA)
82121 Bae Systems Australia Pty Ltd Div Landing Craft Heavy - in Service Support (AUS)
Related Parts
4720-01-011-4589INTERCHANGEABLE
HOSE,PREFORMED
26513
6620-01-100-3181INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
82121
2815-01-114-1938INTERCHANGEABLE
RING,PISTON
50109800
5975-01-115-5897INTERCHANGEABLE
CONDUIT,METAL,FLEXIBLE
8212-1
1650-01-173-5319INTERCHANGEABLE
PISTON,OUTER,VALVE ASSEMBLY
8212-1
5360-01-358-7910INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
82121
5325-01-461-3239INTERCHANGEABLE
RING,RETAINING
5110-01-714-3679INTERCHANGEABLE
PLIERS,DIAGONAL CUTTING

Frequently Asked Questions

What is NSN 6685-01-591-6207?

NSN 6685-01-591-6207 is a Gage,pressure,dial Indicating, manufactured by Maxima Technologies & Systems Llc, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-591-6207?

NSN 6685-01-591-6207 has 3 cross-referenced part numbers: SML000965 (Bae Systems Australia Pty Ltd Div Landing Craft Heavy - in Service Support), 82121 (Maxima Technologies & Systems Llc), 82121 (Bae Systems Australia Pty Ltd Div Landing Craft Heavy - in Service Support).

What NSN replaces 6685-01-591-6207?

There are 8 known substitutes for 6685-01-591-6207: 4720-01-011-4589, 6620-01-100-3181, 2815-01-114-1938 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 82121?

Key specifications for 82121: Material: BRASS CASE; Overall Diameter: 2.625 INCHES NOMINAL IN; Surface Treatment: CHROMIUM CASE; Pointer Color: WHITE. 6 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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