PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9291Standoff,threaded,spacing

Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron · NSN 5340-01-400-1059 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-400-1059 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-400-1059. Primary manufacturer part number: 9291.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Thread Class: 3B LEFT INTERNAL (INCLUDES THRU THREAD)
  • Material: ALUMINUM STANDOFF
  • Style Designator: INTERNALLY THREADED FULL LENGTH
  • Surface Treatment: CHROMATE STANDOFF
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
  • Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF
  • Nominal Thread Size: 0.1380 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
Applications
  • Applications requiring Aluminum Standoff construction
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-400-1059, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-400-1059
Primary Part Number9291
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHalsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
StatusACTIVE
Thread Class3B LEFT INTERNAL (INCLUDES THRU THREAD)
MaterialALUMINUM STANDOFF
Style DesignatorINTERNALLY THREADED FULL LENGTH
Surface TreatmentCHROMATE STANDOFF
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
Surface Treatment Document and ClassificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF
Nominal Thread Size0.1380 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
Thread Length0.1870 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
Thread DirectionRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
Width Across Flats0.2500 INCHES NOMINAL IN
Length0.1870 INCHES NOMINAL IN
Cross-Sectional ShapeHEXAGON
Thread Quantity Per Inch32 LEFT INTERNAL (INCLUDES THRU THREAD)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 11
5960-00-170-4438150E1-63S INTERCHANGEABLE
Retainer,electron Tube
Interplex Nascal Inc
5360-00-179-5537929-1 INTERCHANGEABLE
Spring
Fairbanks Morse, Llc
2940-00-566-06942X1672-1 INTERCHANGEABLE
Cap,air Cleaner Intake Pipe
Donaldson Company, Inc.
5955-00-575-9783331093-1 INTERCHANGEABLE
Crystal Unit,quartz
Bae Systems Information and Electronic Systems Integration Inc.
5998-00-763-1485SM-C-500633 INTERCHANGEABLE
Circuit Card Assembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3120-00-871-7880HB4ETL116 INTERCHANGEABLE
Bearing,plain,rod End
U S Bearings
6145-01-118-3177C5770 INTERCHANGEABLE
Cable,radio Frequency
General Cable Corporation Div Corporate
5330-01-270-11679291 INTERCHANGEABLE
Gasket
Carlisle & Finch Co
5805-01-407-3727 INTERCHANGEABLE
Telephone Circuit,line Relay
2910-01-616-74609291 INTERCHANGEABLE
Actuator,electro-Mechanical,line
Precision Governors Llc
Cross-Reference Index
Part NumberManufacturer
9291 PRIMARY Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
9291 Dialight Corporation (USA)
1935AS358 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
5960-00-170-4438INTERCHANGEABLE
RETAINER,ELECTRON TUBE
150E1-63S
5360-00-179-5537INTERCHANGEABLE
SPRING
929-1
2940-00-566-0694INTERCHANGEABLE
CAP,AIR CLEANER INTAKE PIPE
2X1672-1
5955-00-575-9783INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
331093-1
5998-00-763-1485INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
SM-C-500633
3120-00-871-7880INTERCHANGEABLE
BEARING,PLAIN,ROD END
HB4ETL116
6145-01-118-3177INTERCHANGEABLE
CABLE,RADIO FREQUENCY
C5770
5330-01-270-1167INTERCHANGEABLE
GASKET
9291
5805-01-407-3727INTERCHANGEABLE
TELEPHONE CIRCUIT,LINE RELAY
2910-01-616-7460INTERCHANGEABLE
ACTUATOR,ELECTRO-MECHANICAL,LINE
9291
5930-01-643-2019INTERCHANGEABLE
PUSH BUTTON

Frequently Asked Questions

What is NSN 5340-01-400-1059?

NSN 5340-01-400-1059 is a Standoff,threaded,spacing, manufactured by Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-400-1059?

NSN 5340-01-400-1059 has 3 cross-referenced part numbers: 9291 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), 9291 (Dialight Corporation), 1935AS358 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 5340-01-400-1059?

There are 11 known substitutes for 5340-01-400-1059: 5960-00-170-4438, 5360-00-179-5537, 2940-00-566-0694 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9291?

Key specifications for 9291: Thread Class: 3B LEFT INTERNAL (INCLUDES THRU THREAD); Material: ALUMINUM STANDOFF; Style Designator: INTERNALLY THREADED FULL LENGTH; Surface Treatment: CHROMATE STANDOFF. 13 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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