PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1877B041011Indicator,air Speed

Elbitamerica, Inc. · NSN 6610-00-531-3231 · FSC 6610 · No Item Name Available
Verified by PartsTable
NSN 6610-00-531-3231 — this item is cataloged by the U.S. Government under National Stock Number 6610-00-531-3231. Primary manufacturer part number: 1877B041011.
Features
  • Indicator,air Speed — FSC 6610
  • Scale Marking Transparency: FLUORESCENT
  • Electrical Connection Identifying Number: TYPE NO. AND 10066A-162-1P A
  • Nondefinitive Spec/std Data: N1 TYPE
  • Scale Marking: NUMERALS AND LINED INCREMENTS
  • Depth: 3.500 INCHES NOMINAL IN
  • Contact Quantity: 1
  • Height: 3.250 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,air Speed, cataloged under National Stock Number 6610-00-531-3231, is classified within Federal Supply Class 6610 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Elbitamerica, Inc.. Government technical data includes 10 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6610-00-531-3231
Primary Part Number1877B041011
Item NameIndicator,air Speed
FSC / FSG6610 / 66 — No Item Name Available
ManufacturerElbitamerica, Inc.
StatusACTIVE
Scale Marking TransparencyFLUORESCENT
Electrical Connection Identifying NumberTYPE NO. AND 10066A-162-1P A
Nondefinitive Spec/std DataN1 TYPE
Scale MarkingNUMERALS AND LINED INCREMENTS
Depth3.500 INCHES NOMINAL IN
Contact Quantity1
Height3.250 INCHES NOMINAL IN
Width3.250 INCHES NOMINAL IN
Electrical Connection Quantity1
Mounting Facility Type and Quantity1 PANEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4320-00-036-2649 INTERCHANGEABLE
Rotor,primary
5310-00-152-5884N1 INTERCHANGEABLE
Nut,plain,knurl
Te Connectivity Corporation
5965-00-296-94561628 INTERCHANGEABLE
Microphone Element
Audiosears Corp Dba Audiosears Corp
6605-00-463-1874 INTERCHANGEABLE
Bench Set,test
5999-00-504-9748N1 INTERCHANGEABLE
Heater,thermal Release
Rockwell Automation, Inc. Dba Rockwell Automation
6610-00-526-7844 INTERCHANGEABLE
Indicator,air Speed
5120-00-595-9480N-1 INTERCHANGEABLE
Puller,nail,hand
Ampco Partners, Ltd. Dba Ampco Safety Tools
3040-00-717-2800N1 INTERCHANGEABLE
Shaft,refrigeration
Emerson Electric Co Browning Mfg Div
5342-00-857-1424 INTERCHANGEABLE
Clip,cradle
6610-00-912-301918-1454 INTERCHANGEABLE
Indicator,air Speed
Honeywell International Inc. Dba Honeywell International
Cross-Reference Index
Part NumberManufacturer
MILI7231 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
N1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1877B041011 PRIMARY Elbitamerica, Inc. (USA)
Related Parts
4320-00-036-2649INTERCHANGEABLE
ROTOR,PRIMARY
5310-00-152-5884INTERCHANGEABLE
NUT,PLAIN,KNURL
N1
5965-00-296-9456INTERCHANGEABLE
MICROPHONE ELEMENT
1628
6605-00-463-1874INTERCHANGEABLE
BENCH SET,TEST
5999-00-504-9748INTERCHANGEABLE
HEATER,THERMAL RELEASE
N1
6610-00-526-7844INTERCHANGEABLE
INDICATOR,AIR SPEED
5120-00-595-9480INTERCHANGEABLE
PULLER,NAIL,HAND
N-1
3040-00-717-2800INTERCHANGEABLE
SHAFT,REFRIGERATION
N1
5342-00-857-1424INTERCHANGEABLE
CLIP,CRADLE
6610-00-912-3019INTERCHANGEABLE
INDICATOR,AIR SPEED
18-1454
2010-01-520-7327INTERCHANGEABLE
NUT,PROPELLER,SHIP
N-1
6760-01-568-9277INTERCHANGEABLE
CASE,PHOTOGRAPHIC EQUIPMENT
N1

Frequently Asked Questions

What is NSN 6610-00-531-3231?

NSN 6610-00-531-3231 is a Indicator,air Speed, manufactured by Elbitamerica, Inc., classified under FSC 6610 (No Item Name Available). Status: active.

What are the part numbers for NSN 6610-00-531-3231?

NSN 6610-00-531-3231 has 3 cross-referenced part numbers: MILI7231 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), N1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1877B041011 (Elbitamerica, Inc.).

What NSN replaces 6610-00-531-3231?

There are 12 known substitutes for 6610-00-531-3231: 4320-00-036-2649, 5310-00-152-5884, 5965-00-296-9456 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1877B041011?

Key specifications for 1877B041011: Scale Marking Transparency: FLUORESCENT; Electrical Connection Identifying Number: TYPE NO. AND 10066A-162-1P A; Nondefinitive Spec/std Data: N1 TYPE; Scale Marking: NUMERALS AND LINED INCREMENTS. 10 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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