PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A21Inclinometer,absolu

U.s. Digital Corporation · NSN 6625-01-492-4712 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-492-4712 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-492-4712. Primary manufacturer part number: A21.
Features
  • Inclinometer,absolu — FSC 6625
  • General Characteristics Item Description: 360 DEGREE RANGE; UP TO 15 DEVICES ON A SINGLE 6-PIN TELEPHONE CABLE; FIELD PROGRAMMABLE RESOLUTION (2-65536 CODES PER 360 DEG); FIELD PROGRAMMABLE ZERO POSITION; 16MA MAX. (600 UA SLEEP MODE) POWER; -25 TO 70 DEG C OPERATING TEMPERATURE; UTILIZES US DIGITAL'S SERIAL ENCODER INTERFACE BUS DEGC
  • General Characteristics Item Description: 360 DEGREE RANGE; UP TO 15 DEVICES ON A SINGLE 6-PIN TELEPHONE CABLE; FIELD PROGRAMMABLE RESOLUTION (2-65536 CODES PER 360 DEG); FIELD PROGRAMMABLE ZERO POSITION; 16MA MAX. (600 UA SLEEP MODE) POWER; -25 TO 70 DEG C OPERATING TEMPERATURE; UTILIZES US DIGITAL'S SERIAL ENCODER INTERFACE BUS DEGC
  • 1 verified cross-reference
  • Primary manufacturer: U.s. Digital Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Inclinometer,absolu, cataloged under National Stock Number 6625-01-492-4712, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is U.s. Digital Corporation. Government technical data includes 2 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6625-01-492-4712
Primary Part NumberA21
Item NameInclinometer,absolu
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerU.s. Digital Corporation
StatusACTIVE
General Characteristics Item Description360 DEGREE RANGE; UP TO 15 DEVICES ON A SINGLE 6-PIN TELEPHONE CABLE; FIELD PROGRAMMABLE RESOLUTION (2-65536 CODES PER 360 DEG); FIELD PROGRAMMABLE ZERO POSITION; 16MA MAX. (600 UA SLEEP MODE) POWER; -25 TO 70 DEG C OPERATING TEMPERATURE; UTILIZES US DIGITAL'S SERIAL ENCODER INTERFACE BUS DEGC
General Characteristics Item Description360 DEGREE RANGE; UP TO 15 DEVICES ON A SINGLE 6-PIN TELEPHONE CABLE; FIELD PROGRAMMABLE RESOLUTION (2-65536 CODES PER 360 DEG); FIELD PROGRAMMABLE ZERO POSITION; 16MA MAX. (600 UA SLEEP MODE) POWER; -25 TO 70 DEG C OPERATING TEMPERATURE; UTILIZES US DIGITAL'S SERIAL ENCODER INTERFACE BUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6625-01-297-3320 (1019-00-0015)
HAZMATNo
Verified Substitutes 12
6625-01-297-33201019-00-0015 SUCCESSOR
Sweep Generator Subassembly
Wavetek Rf Products, Inc
3030-00-160-8280A21 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
4720-00-278-111412B 1/2ID 50 FT LG INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
5950-00-645-1972146-92-1 INTERCHANGEABLE
Transformer,audio Frequency
Kearfott Corporation Div Guidance and Navigation Division
1660-00-927-1996 INTERCHANGEABLE
Regulator,oxygen,demand
4820-00-937-5486 INTERCHANGEABLE
Diaphragm,valve,flat
4730-00-997-2247A21 INTERCHANGEABLE
Clamp,hose
Emhart Industries Inc Hardware Div
4310-01-021-1589A21 INTERCHANGEABLE
Pin,piston
Gardner Denver Inc.
5330-01-107-33073950-0035 INTERCHANGEABLE
Packing,preformed
Schwien Engineering, Inc. Dba Schwien Engineering Inc
4320-01-114-7867 INTERCHANGEABLE
Base,pump
Cross-Reference Index
Part NumberManufacturer
A21 U.s. Digital Corporation (USA)
Related Parts
SUCCESSOR 6625-01-297-3320 Sweep Generator Subassembly · 1019-00-0015
3030-00-160-8280INTERCHANGEABLE
BELT,V
A21
4720-00-278-1114INTERCHANGEABLE
HOSE,NONMETALLIC
12B 1/2ID 50 FT LG
5950-00-645-1972INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
146-92-1
1660-00-927-1996INTERCHANGEABLE
REGULATOR,OXYGEN,DEMAND
4820-00-937-5486INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
4730-00-997-2247INTERCHANGEABLE
CLAMP,HOSE
A21
4310-01-021-1589INTERCHANGEABLE
PIN,PISTON
A21
5330-01-107-3307INTERCHANGEABLE
PACKING,PREFORMED
3950-0035
4320-01-114-7867INTERCHANGEABLE
BASE,PUMP
5305-01-344-8038INTERCHANGEABLE
SCREW,MACHINE
6515-01-432-3208INTERCHANGEABLE
PROTECTOR,ORTHOPEDIC CAST
A21

Frequently Asked Questions

What is NSN 6625-01-492-4712?

NSN 6625-01-492-4712 is a Inclinometer,absolu, manufactured by U.s. Digital Corporation, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-492-4712?

NSN 6625-01-492-4712 has 1 cross-referenced part number: A21 (U.s. Digital Corporation).

What NSN replaces 6625-01-492-4712?

There are 12 known substitutes for 6625-01-492-4712: 6625-01-297-3320, 3030-00-160-8280, 4720-00-278-1114 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A21?

Key specifications for A21: General Characteristics Item Description: 360 DEGREE RANGE; UP TO 15 DEVICES ON A SINGLE 6-PIN TELEPHONE CABLE; FIELD PROGRAMMABLE RESOLUTION (2-65536 CODES PER 360 DEG); FIELD PROGRAMMABLE ZERO POSITION; 16MA MAX. (600 UA SLEEP MODE) POWER; -25 TO 70 DEG C OPERATING TEMPERATURE; UTILIZES US DIGITAL'S SERIAL ENCODER INTERFACE BUS DEGC; General Characteristics Item Description: 360 DEGREE RANGE; UP TO 15 DEVICES ON A SINGLE 6-PIN TELEPHONE CABLE; FIELD PROGRAMMABLE RESOLUTION (2-65536 CODES PER 360 DEG); FIELD PROGRAMMABLE ZERO POSITION; 16MA MAX. (600 UA SLEEP MODE) POWER; -25 TO 70 DEG C OPERATING TEMPERATURE; UTILIZES US DIGITAL'S SERIAL ENCODER INTERFACE BUS DEGC. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com