PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

49035Indicator,pressure

Ritchie Engineering Co Inc · NSN 6685-01-688-3221 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-688-3221 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-688-3221. Primary manufacturer part number: 49035.
Features
  • Indicator,pressure — FSC 6685
  • Presentation Type: DIAL
  • Scale Range: +0.0 TO 800.0 POUNDS PER SQUARE INCH FIRST INDICATOR FIRST SCALE LBS
  • Scale Marking Transparency: NONLUMINOUS
  • Scale Marking: NUMERALS
  • Pointer Type: CLOCK-HAND SINGLE POINTER
  • Material: STEEL CASE
  • 1 verified cross-reference
Applications
  • Applications requiring Steel Case construction
General Description

The Indicator,pressure, cataloged under National Stock Number 6685-01-688-3221, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ritchie Engineering Co Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-01-688-3221
Primary Part Number49035
Item NameIndicator,pressure
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerRitchie Engineering Co Inc
StatusACTIVE
Presentation TypeDIAL
Scale Range+0.0 TO 800.0 POUNDS PER SQUARE INCH FIRST INDICATOR FIRST SCALE LBS
Scale Marking TransparencyNONLUMINOUS
Scale MarkingNUMERALS
Pointer TypeCLOCK-HAND SINGLE POINTER
MaterialSTEEL CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3930-00-136-5071 INTERCHANGEABLE
Ring,hub Seal
3030-00-148-5070925-01-011-2213 INTERCHANGEABLE
Belt,v
Delta Intl Machinery Corp
5330-00-178-5134300128 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5307-01-123-052849035 INTERCHANGEABLE
Stud,plain
Sabre Engines Ltd
Cross-Reference Index
Part NumberManufacturer
49035 PRIMARY Ritchie Engineering Co Inc (USA)
Related Parts
3930-00-136-5071INTERCHANGEABLE
RING,HUB SEAL
3030-00-148-5070INTERCHANGEABLE
BELT,V
925-01-011-2213
5330-00-178-5134INTERCHANGEABLE
SEAL,PLAIN ENCASED
300128
5307-01-123-0528INTERCHANGEABLE
STUD,PLAIN
49035

Frequently Asked Questions

What is NSN 6685-01-688-3221?

NSN 6685-01-688-3221 is a Indicator,pressure, manufactured by Ritchie Engineering Co Inc, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-688-3221?

NSN 6685-01-688-3221 has 1 cross-referenced part number: 49035 (Ritchie Engineering Co Inc).

What NSN replaces 6685-01-688-3221?

There are 4 known substitutes for 6685-01-688-3221: 3930-00-136-5071, 3030-00-148-5070, 5330-00-178-5134 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 49035?

Key specifications for 49035: Part Name Assigned by Controlling Agency: REFRIGERANT R-410A MANIFOLD GAUGE A; Presentation Type: DIAL; Scale Range: +0.0 TO 800.0 POUNDS PER SQUARE INCH FIRST INDICATOR FIRST SCALE LBS; Special Features: GAUGE NOT MEANT TO BE USED WITH NITROGEN, GAUGE HAS CELSIUS AND FAHRENHEIT ON DIAL, 2.5 INCH RED PRESSURE, 1/8 INCH NPT MALE COMMECTION IN. 8 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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