PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PL-1527 ITEM 9Packing Nut

Hydrasearch Company, Llc · NSN 4730-01-166-8792 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-166-8792 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-166-8792. Primary manufacturer part number: PL-1527 ITEM 9.
Features
  • Packing Nut — FSC 4730
  • Thread Length: 0.328 INCHES NOMINAL IN
  • Width Across Flats: 0.750 INCHES NOMINAL IN
  • Style Designator: HEXAGON, EXTERNAL THREAD, BOSS
  • Screw Thread Location: EXTERNAL
  • Smallest Inside Diameter: 0.390 INCHES NOMINAL IN
  • Material: COPPER ALLOY 642
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 642 construction
General Description

The Packing Nut, cataloged under National Stock Number 4730-01-166-8792, 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 Hydrasearch Company, Llc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-166-8792
Primary Part NumberPL-1527 ITEM 9
Item NamePacking Nut
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHydrasearch Company, Llc
StatusACTIVE
Thread Length0.328 INCHES NOMINAL IN
Width Across Flats0.750 INCHES NOMINAL IN
Style DesignatorHEXAGON, EXTERNAL THREAD, BOSS
Screw Thread LocationEXTERNAL
Smallest Inside Diameter0.390 INCHES NOMINAL IN
MaterialCOPPER ALLOY 642
Thread DirectionRIGHT-HAND
Thread Size11/16-24
Thread Class3A A
Screw Thread Series DesignatorUNEF
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2510-00-430-739131954 INTERCHANGEABLE
Window Strip
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
Cross-Reference Index
Part NumberManufacturer
PL-1527 Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging (USA)
PL-1527 ITEM 9 PRIMARY Hydrasearch Company, Llc (USA)
042642AM Hydrasearch Company, Llc (USA)
A-4264 Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging (USA)
Related Parts
2510-00-430-7391INTERCHANGEABLE
WINDOW STRIP
31954

Frequently Asked Questions

What is NSN 4730-01-166-8792?

NSN 4730-01-166-8792 is a Packing Nut, manufactured by Hydrasearch Company, Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-166-8792?

NSN 4730-01-166-8792 has 4 cross-referenced part numbers: PL-1527 (Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging), PL-1527 ITEM 9 (Hydrasearch Company, Llc), 042642AM (Hydrasearch Company, Llc), A-4264 (Hydrasearch Co., Inc. Dba Use CAGE Code 32142 for Cataloging).

What NSN replaces 4730-01-166-8792?

There is 1 known substitute for 4730-01-166-8792: 2510-00-430-7391. Verify interchangeability with system specifications before substitution.

What are the specifications of PL-1527 ITEM 9?

Key specifications for PL-1527 ITEM 9: Thread Length: 0.328 INCHES NOMINAL IN; Width Across Flats: 0.750 INCHES NOMINAL IN; Style Designator: HEXAGON, EXTERNAL THREAD, BOSS; Screw Thread Location: EXTERNAL. 12 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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