The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-243-4496, 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 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-243-4496 |
| Primary Part Number | NAS1831B4B12 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use |
| Status | CANCELLED |
| Length | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Style Designator | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| Specification/standard Data | 80250-NAS1831 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Width Across Flats | 0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Cross-Sectional Shape | HEXAGON |
| Acquisition Status | CANCELLED |
| Successor | 5340-01-222-0016 (237-3) |
| HAZMAT | No |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 2373 | Dialight Corporation (USA) |
| 10153866 | Us Army Aviation and Missile Command (USA) |
| 1450D | Keystone Electronics Corp (USA) |
| NAS1831 | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 1450D | Zf Industrieantriebe Witten Gmbh (DEU) |
| 2373 | Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA) |
| NAS1831B4B12 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 2373 | Zf Industrieantriebe Witten Gmbh (DEU) |
NSN 5340-01-243-4496 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: cancelled.
NSN 5340-01-243-4496 has 8 cross-referenced part numbers: 2373 (Dialight Corporation), 10153866 (Us Army Aviation and Missile Command), 1450D (Keystone Electronics Corp), NAS1831 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 1450D (Zf Industrieantriebe Witten Gmbh) and 3 more.
There are 12 known substitutes for 5340-01-243-4496: 5340-01-222-0016, 5340-01-559-5516, 5340-01-067-7189 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for NAS1831B4B12: Length: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN; Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS; Specification/standard Data: 80250-NAS1831 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Width Across Flats: 0.246 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.
NSN 5340-01-243-4496 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.