Home · NSN 01-225-8241

NSN 01-225-8241 — Servomotor,Automatic Pilot

NIIN 01-225-8241 · unit of issue EA · AAC C (stocked, centrally managed (numeric stockage)) · source of supply NRP

Used on: C-135 · all platforms

NSN 01-225-8241 is the national stock number for a servomotor,automatic pilot. It cross-references to 3 manufacturer part numbers from 4 CAGE codes, including Honeywell International Inc., Leonardo Spa Aeronautics Division - Pomigliano D'Arco Site, Joint Electronics Type Designation System; the primary is 8503421-916. The federal catalog ties it to the C-135. The unit of issue is EA and the FLIS list price is $11,222.67.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

3

part numbers from 4 CAGEs

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-225-8241: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
8503421-91607187Honeywell International Inc.3 · Design control (vendor)2 · Fully interchangeable
8503421-916A0170Leonardo Spa Aeronautics Division - Pomigliano D'Arco Site5 · Secondary reference2 · Fully interchangeable
PU-791/ASW-4880058Joint Electronics Type Designation System5 · Secondary reference2 · Fully interchangeable
AF AVIONICS S/P IL1HBK1Mil-Hdbk-300 Hq Afmc-Lgis8 · Manufacturer1 · Not fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 8503421-916.

Request 8503421-916

No account needed. Goes to the sellers who carry this number or its family.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price
$11,222.67
Unit of issue
EA
Acquisition advice
C — Stocked, centrally managed (numeric stockage)
Source of supply
NRP
Effective
Jun 1, 2026

Item characteristics

Overall Depth
INCHES NOMINAL 3.840
Overall Height
INCHES NOMINAL 4.165
Overall Width
INCHES NOMINAL 5.980
Current Type
AC
End Item Identification
C-135 AIRCRAFT
Voltage In Volts
26.0
Special Features
ELECTRICAL REQUIREMENTS 28 VDC CLUTCH ASSEMBLY AND MOTOR TACH GENERATOR; GEAR TRAIN RATIO (POWER RATIO) 69.8:1, (SYNCHRO RATIO) 151.2:1; CONSISTS OF A BIDIRECTIONAL DC MOTOR TACH GENERATOR, SYNCHRO, C
Frequency In Hertz
400.0
Functional Description
AN AUTOMATIC FLIGHT CONTROL SYSTEM POWER UNIT; WHEN COUPLED WITH THE SERVO DRUM AND BRACKET, IT CONTROLS AIRCRAFT ELEVATOR AND AILERON SURFACE POSITIONS; THE SERVO MOTOR TRANSLATES ELECTRICAL INPUTS I

Related stock numbers

Other NSNs filed under the same part numbers.

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.

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