PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37014Nut,union

Cadillac Gage Textron Inc. · NSN 4730-01-135-2546 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-135-2546 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-135-2546. Primary manufacturer part number: 37014.
Features
  • Nut,union — FSC 4730
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Material Document and Classification: AMS 6415 UNS G43400 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Supplementary Features: END ITEM NSN 4920-01-142-0108 HYDRAULIC ACCUMULATOR; U/O MODEL AIFV; RING,RETAINING,END CAP,HYD POWER SUPPLY FUNCTION
  • Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • Thread Quantity Per Inch: 16
  • Shoulder Seat Diameter: 3.734 INCHES MINIMUM AND 3.766 INCHES MAXIMUM IN
  • Nominal Thread Size: 4.375 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4340 Overall construction
General Description

The Nut,union, cataloged under National Stock Number 4730-01-135-2546, 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 Cadillac Gage Textron Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-135-2546
Primary Part Number37014
Item NameNut,union
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCadillac Gage Textron Inc.
StatusACTIVE
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Material Document and ClassificationAMS 6415 UNS G43400 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Supplementary FeaturesEND ITEM NSN 4920-01-142-0108 HYDRAULIC ACCUMULATOR; U/O MODEL AIFV; RING,RETAINING,END CAP,HYD POWER SUPPLY FUNCTION
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
Thread Quantity Per Inch16
Shoulder Seat Diameter3.734 INCHES MINIMUM AND 3.766 INCHES MAXIMUM IN
Nominal Thread Size4.375 INCHES IN
Thread SeriesUNJS
Shoulder Step Width0.438 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
Smallest Inside Diameter3.297 INCHES MINIMUM AND 3.328 INCHES MAXIMUM IN
Thread Class3B
Nut Diameter4.734 INCHES MINIMUM AND 4.766 INCHES MAXIMUM IN
Nut StyleROUND
Shoulder Width0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Specification/standard Data80212-4209765 MANUFACTURERS SOURCE CONTROL
Nut Height1.250 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN
MaterialSTEEL COMP 4340 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
1680-00-819-507437014 INTERCHANGEABLE
Adapter,alcohol Tan
Parker Hannifin Corp Dba Pneutronics
5305-00-955-516337014 INTERCHANGEABLE
Setscrew
Pitney Bowes Inc.
3415-01-137-4184370-14 INTERCHANGEABLE
Grinding Machine,cylindrical
Cincinnati Machine Co
6145-01-212-477437114 INTERCHANGEABLE
Wire,electrical
Belden Wire and Cable Co Wire and Cable Office
4820-01-574-9499 INTERCHANGEABLE
Valve,check
5120-01-581-0363 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
4209765 Bae Systems Land & Armaments L.p. (USA)
37014 PRIMARY Cadillac Gage Textron Inc. (USA)
Related Parts
1680-00-819-5074INTERCHANGEABLE
ADAPTER,ALCOHOL TAN
37014
5305-00-955-5163INTERCHANGEABLE
SETSCREW
37014
3415-01-137-4184INTERCHANGEABLE
GRINDING MACHINE,CYLINDRICAL
370-14
6145-01-212-4774INTERCHANGEABLE
WIRE,ELECTRICAL
37114
4820-01-574-9499INTERCHANGEABLE
VALVE,CHECK
5120-01-581-0363INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 4730-01-135-2546?

NSN 4730-01-135-2546 is a Nut,union, manufactured by Cadillac Gage Textron Inc., classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-135-2546?

NSN 4730-01-135-2546 has 2 cross-referenced part numbers: 4209765 (Bae Systems Land & Armaments L.p.), 37014 (Cadillac Gage Textron Inc.).

What NSN replaces 4730-01-135-2546?

There are 6 known substitutes for 4730-01-135-2546: 1680-00-819-5074, 5305-00-955-5163, 3415-01-137-4184 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37014?

Key specifications for 37014: Surface Treatment: CADMIUM AND CHROMATE OVERALL; Material Document and Classification: AMS 6415 UNS G43400 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Supplementary Features: END ITEM NSN 4920-01-142-0108 HYDRAULIC ACCUMULATOR; U/O MODEL AIFV; RING,RETAINING,END CAP,HYD POWER SUPPLY FUNCTION; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL. 18 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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