PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS1829B4C04Standoff,threaded,spacing

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5340-01-223-7953 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-223-7953 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-223-7953. Primary manufacturer part number: NAS1829B4C04.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Width Across Flats: 0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
  • Cross-Sectional Shape: HEXAGON
  • Specification/standard Data: 80205-NAS1829 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
  • Length: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
  • 4 verified cross-references
  • Primary manufacturer: National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-223-7953, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 5 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-223-7953
Primary Part NumberNAS1829B4C04
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Width Across Flats0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
Cross-Sectional ShapeHEXAGON
Specification/standard Data80205-NAS1829 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Style DesignatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
Length0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
Clip,retaining
5340-01-055-42968216 SUCCESSOR
Standoff,threaded,spacing
Dialight Corporation
6105-01-244-55068216 SUCCESSOR
Rotor,motor
Kearfott Corp Div Kearfott Corporation
5950-00-059-2899 INTERCHANGEABLE
Transformer,power
5331-00-257-3605 INTERCHANGEABLE
O-Ring
3030-00-269-7203166T INTERCHANGEABLE
Belt,v
Gates Corporation
4720-00-274-11541525-6 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
2510-00-278-1310 INTERCHANGEABLE
Spring Assembly,leaf
5330-00-338-356562489-21 INTERCHANGEABLE
Packing,preformed
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
3030-00-415-00667495 INTERCHANGEABLE
Belt,v
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
8216 Zf Industrieantriebe Witten Gmbh (DEU)
NAS1829 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS1829B4C04 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS1829B National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5340-00-374-5316SUCCESSOR
CLIP,RETAINING
5340-01-055-4296SUCCESSOR
STANDOFF,THREADED,SPACING
8216
6105-01-244-5506SUCCESSOR
ROTOR,MOTOR
8216
5950-00-059-2899INTERCHANGEABLE
TRANSFORMER,POWER
5331-00-257-3605INTERCHANGEABLE
O-RING
3030-00-269-7203INTERCHANGEABLE
BELT,V
166T
4720-00-274-1154INTERCHANGEABLE
HOSE,NONMETALLIC
1525-6
2510-00-278-1310INTERCHANGEABLE
SPRING ASSEMBLY,LEAF
5330-00-338-3565INTERCHANGEABLE
PACKING,PREFORMED
62489-21
3030-00-415-0066INTERCHANGEABLE
BELT,V
7495
5996-00-420-1267INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
6145-00-606-8237INTERCHANGEABLE
CABLE,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 5340-01-223-7953?

NSN 5340-01-223-7953 is a Standoff,threaded,spacing, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-223-7953?

NSN 5340-01-223-7953 has 4 cross-referenced part numbers: 8216 (Zf Industrieantriebe Witten Gmbh), NAS1829 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS1829B4C04 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS1829B (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5340-01-223-7953?

There are 12 known substitutes for 5340-01-223-7953: 5340-00-374-5316, 5340-01-055-4296, 6105-01-244-5506 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS1829B4C04?

Key specifications for NAS1829B4C04: Width Across Flats: 0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN; Cross-Sectional Shape: HEXAGON; Specification/standard Data: 80205-NAS1829 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD. 5 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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