PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7536271Reducer,pipe

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 4730-00-753-6271 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-753-6271 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-753-6271. Primary manufacturer part number: 7536271.
Features
  • Reducer,pipe — FSC 4730
  • Criticality Code Justification: FEAT
  • Connection Style: PLAIN (PIPE) SECOND END
  • Nominal Overall Length: 1.688 INCHES IN
  • Surface Treatment: ZINC OUTSIDE
  • Thread Series Designator: NPT AND UNEF FIRST END
  • Reducer Type: CONCENTRIC
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-00-753-6271, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-753-6271
Primary Part Number7536271
Item NameReducer,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Criticality Code JustificationFEAT
Connection StylePLAIN (PIPE) SECOND END
Nominal Overall Length1.688 INCHES IN
Surface TreatmentZINC OUTSIDE
Thread Series DesignatorNPT AND UNEF FIRST END
Reducer TypeCONCENTRIC
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Surface TreatmentZINC INSIDE
Connection TypeTHREADED INTERNAL PIPE FIRST END
Thread Class2A FIRST END A
Thread Series DesignatorNPT SECOND END
Nominal Thread Size0.250 INCHES AND 0.875 INCHES FIRST END IN
MaterialSTEEL OVERALL
Nominal Thread Size0.500 INCHES SECOND END IN
Connection StyleGASKET SEAL (PIPE) FIRST END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5355-00-054-82179986909 INTERCHANGEABLE
Dial,control
Us Army Aviation and Missile Command
7690-00-165-666311311 INTERCHANGEABLE
Marker,identification
Tyco Fire Products Lp
5940-00-193-072111311 INTERCHANGEABLE
Terminal Board
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
3020-00-370-451030719 INTERCHANGEABLE
Gear,actuator Final
Honeywell International Inc. Div Aerospace - Torrance
5315-00-447-651811311 INTERCHANGEABLE
Pin,straight,headless
Williams International Co., L.l.c.
2805-00-508-11638331367 INTERCHANGEABLE
Ring Set,piston
U S Army Tank Automotive Command Amsta-Im-Mm
6665-00-543-1435ANPDR27J INTERCHANGEABLE
Radiac Set
Joint Electronics Type Designation System
5955-00-615-9448590-0108 INTERCHANGEABLE
Oven,electrical-Electronic Compo
Continental Electronics Corp
6145-00-729-9166 INTERCHANGEABLE
Wire,electrical
1660-00-730-3555307-19 INTERCHANGEABLE
Cap Assy,valve
Industrial Design Laboratories Inc
Cross-Reference Index
Part NumberManufacturer
AC2622 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
10311 Midland Brake Inc Div of Echlin Inc (USA)
AC2297 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
11311 Midland Brake Inc Div of Echlin Inc (USA)
AC2297A Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
7536271 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
B2808-74 Gichner Systems Group Inc Gichner Mobilizer Div (USA)
11311 Haldex Brake Products Corporation (USA)
9151384 Us Army Aviation and Missile Command (USA)
AC2622 Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
194088H1 PRIMARY Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
AC2297A Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
30719 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
AC2297 Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA)
AC2297 M-B Companies, Inc. (USA)
Related Parts
5355-00-054-8217INTERCHANGEABLE
DIAL,CONTROL
9986909
7690-00-165-6663INTERCHANGEABLE
MARKER,IDENTIFICATION
11311
5940-00-193-0721INTERCHANGEABLE
TERMINAL BOARD
11311
3020-00-370-4510INTERCHANGEABLE
GEAR,ACTUATOR FINAL
30719
5315-00-447-6518INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
11311
2805-00-508-1163INTERCHANGEABLE
RING SET,PISTON
8331367
6665-00-543-1435INTERCHANGEABLE
RADIAC SET
ANPDR27J
5955-00-615-9448INTERCHANGEABLE
OVEN,ELECTRICAL-ELECTRONIC COMPO
590-0108
6145-00-729-9166INTERCHANGEABLE
WIRE,ELECTRICAL
1660-00-730-3555INTERCHANGEABLE
CAP ASSY,VALVE
307-19
5930-00-884-8178INTERCHANGEABLE
SWITCH,THERMOSTATIC
A10-2012
1650-00-886-8479INTERCHANGEABLE
PARTS KIT,DAMPER,CU
1131-1

Frequently Asked Questions

What is NSN 4730-00-753-6271?

NSN 4730-00-753-6271 is a Reducer,pipe, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-753-6271?

NSN 4730-00-753-6271 has 15 cross-referenced part numbers: AC2622 (Lift Parts Mfg Co Inc Div of Echlin Mfg Co the), 10311 (Midland Brake Inc Div of Echlin Inc), AC2297 (Lift Parts Mfg Co Inc Div of Echlin Mfg Co the), 11311 (Midland Brake Inc Div of Echlin Inc), AC2297A (Lift Parts Mfg Co Inc Div of Echlin Mfg Co the) and 10 more.

What NSN replaces 4730-00-753-6271?

There are 12 known substitutes for 4730-00-753-6271: 5355-00-054-8217, 7690-00-165-6663, 5940-00-193-0721 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7536271?

Key specifications for 7536271: Criticality Code Justification: FEAT; End Item Identification: AIRCRAFT C-5 GALAXY; CRANE,WHL,MTD; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 1.688 INCHES IN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-753-6271 still in active supply?

NSN 4730-00-753-6271 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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