PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-818-12530-10Arm,position Indicator

B.w. Elliott Manufacturing Co., Llc · NSN 4810-01-437-4772 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-437-4772 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-437-4772. Primary manufacturer part number: A-818-12530-10.
Features
  • Arm,position Indicator — FSC 4810
  • Overall Diameter: 3.250 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Thread Size and Series/type Designator: 2-1/8-2 UNS
  • General Characteristics Item Description: BORE LEFT HAND THDS WITH MINOR DIA 2.071-2.082 IN., PROTRUSION 0.750 IN.WD, 0.620 IN. THK, 0.405 IN. LG, DISTANCE FROM CENTER BORE TO BOTTON OF PROTRUSION 1.220 IN. IN
  • 3 verified cross-references
  • Primary manufacturer: B.w. Elliott Manufacturing Co., Llc
Applications
  • Applications requiring Copper Alloy construction
General Description

The Arm,position Indicator, cataloged under National Stock Number 4810-01-437-4772, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is B.w. Elliott Manufacturing Co., Llc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN4810-01-437-4772
Primary Part NumberA-818-12530-10
Item NameArm,position Indicator
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerB.w. Elliott Manufacturing Co., Llc
StatusACTIVE
Overall Diameter3.250 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Thread Size and Series/type Designator2-1/8-2 UNS
General Characteristics Item DescriptionBORE LEFT HAND THDS WITH MINOR DIA 2.071-2.082 IN., PROTRUSION 0.750 IN.WD, 0.620 IN. THK, 0.405 IN. LG, DISTANCE FROM CENTER BORE TO BOTTON OF PROTRUSION 1.220 IN. IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5985-00-189-226312530 INTERCHANGEABLE
Switch,waveguide
Mercury Commercial Electronics, Inc. Dba Micronetics
5330-00-292-163121015 INTERCHANGEABLE
Seal,plain Encased
Tulsa Winch, Inc.
5330-00-297-625312530 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5905-00-330-4374267619 INTERCHANGEABLE
Resistance Element
Cae Usa Inc.
5950-00-421-909070096 INTERCHANGEABLE
Transformer,pulse
Vanguard Electronics, Llc
3120-00-661-474112530 INTERCHANGEABLE
Bearing,washer,thrust
Jay Bee Machine Works, Inc
2520-00-737-49031268842 INTERCHANGEABLE
Power Take Off
Chrysler Realty Company Llc Dba Daimler Chrysler
5977-00-739-7036 INTERCHANGEABLE
Brush,electrical Contact
2910-01-054-6990 INTERCHANGEABLE
Filter Element,fluid
5930-01-153-2304123919LB INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Electro Switch Corp
Cross-Reference Index
Part NumberManufacturer
12530 B.w. Elliott Manufacturing Co., Llc (USA)
12101 B.w. Elliott Manufacturing Co., Llc (USA)
A-818-12530-10 PRIMARY B.w. Elliott Manufacturing Co., Llc (USA)
Related Parts
5985-00-189-2263INTERCHANGEABLE
SWITCH,WAVEGUIDE
12530
5330-00-292-1631INTERCHANGEABLE
SEAL,PLAIN ENCASED
21015
5330-00-297-6253INTERCHANGEABLE
SEAL,PLAIN ENCASED
12530
5905-00-330-4374INTERCHANGEABLE
RESISTANCE ELEMENT
267619
5950-00-421-9090INTERCHANGEABLE
TRANSFORMER,PULSE
70096
3120-00-661-4741INTERCHANGEABLE
BEARING,WASHER,THRUST
12530
2520-00-737-4903INTERCHANGEABLE
POWER TAKE OFF
1268842
5977-00-739-7036INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
2910-01-054-6990INTERCHANGEABLE
FILTER ELEMENT,FLUID
5930-01-153-2304INTERCHANGEABLE
SWITCH,ROTARY
123919LB
2520-01-323-8734INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR
4820-01-483-8511INTERCHANGEABLE
INDICATOR,VALVE OPENING
12530-4

Frequently Asked Questions

What is NSN 4810-01-437-4772?

NSN 4810-01-437-4772 is a Arm,position Indicator, manufactured by B.w. Elliott Manufacturing Co., Llc, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-437-4772?

NSN 4810-01-437-4772 has 3 cross-referenced part numbers: 12530 (B.w. Elliott Manufacturing Co., Llc), 12101 (B.w. Elliott Manufacturing Co., Llc), A-818-12530-10 (B.w. Elliott Manufacturing Co., Llc).

What NSN replaces 4810-01-437-4772?

There are 12 known substitutes for 4810-01-437-4772: 5985-00-189-2263, 5330-00-292-1631, 5330-00-297-6253 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-818-12530-10?

Key specifications for A-818-12530-10: End Item Identification: WEAPONS SYSTEM NIMTZ CLASS CVN; Overall Diameter: 3.250 INCHES NOMINAL IN; Material: COPPER ALLOY; Overall Width: 0.620 INCHES NOMINAL IN. 7 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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