PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70-2177Locknut,pipe

American Machining Inc · NSN 4730-01-101-2709 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-101-2709 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-101-2709. Primary manufacturer part number: 70-2177.
Features
  • Locknut,pipe — FSC 4730
  • 6 verified cross-references
  • Primary manufacturer: American Machining Inc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Locknut,pipe, cataloged under National Stock Number 4730-01-101-2709, 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 American Machining Inc. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-101-2709
Primary Part Number70-2177
Item NameLocknut,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAmerican Machining Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4510-01-092-404512296243 INTERCHANGEABLE
Faucet,single
U S Army Tank Automotive Command Amsta-Im-Mm
5961-01-092-624311568814 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
70-2177 P and W Foundry, Inc. (USA)
A19-17-11-5 J-K Machining Inc (USA)
70-2177 PRIMARY American Machining Inc (USA)
A19-17-11-5 Prier Brass Mfg Co (USA)
12550644 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
12296243 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
4510-01-092-4045INTERCHANGEABLE
FAUCET,SINGLE
12296243
5961-01-092-6243INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
11568814

Frequently Asked Questions

What is NSN 4730-01-101-2709?

NSN 4730-01-101-2709 is a Locknut,pipe, manufactured by American Machining Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-101-2709?

NSN 4730-01-101-2709 has 6 cross-referenced part numbers: 70-2177 (P and W Foundry, Inc.), A19-17-11-5 (J-K Machining Inc), 70-2177 (American Machining Inc), A19-17-11-5 (Prier Brass Mfg Co), 12550644 (U S Army Tank Automotive Command Amsta-Im-Mm) and 1 more.

What NSN replaces 4730-01-101-2709?

There are 2 known substitutes for 4730-01-101-2709: 4510-01-092-4045, 5961-01-092-6243. Verify interchangeability with system specifications before substitution.

What are the specifications of 70-2177?

Key specifications for 70-2177: Special Features: FURNISHED WITH O-RING. 1 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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