PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS1786C02-7Standoff,threaded,spacing

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5340-00-421-4957 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-421-4957 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-421-4957. Primary manufacturer part number: NAS1786C02-7.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Length: 0.438 INCHES NOMINAL IN
  • Specification/standard Data: 80205-NAS1786 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Width Across Flats: 0.187 INCHES NOMINAL IN
  • Material Document and Classification: ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-F-14072, FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Applications requiring Steel Overall construction
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-421-4957, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5340-00-421-4957
Primary Part NumberNAS1786C02-7
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
Length0.438 INCHES NOMINAL IN
Specification/standard Data80205-NAS1786 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Width Across Flats0.187 INCHES NOMINAL IN
Material Document and ClassificationASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Surface TreatmentPASSIVATE OVERALL
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR MIL-F-14072, FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Style DesignatorINTERNALLY THREADED FULL LENGTH
Cross-Sectional ShapeHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5340-01-331-7980641W SUCCESSOR
Catch,clamping
Eastern Co the Ccl Security Products
3830-00-161-5803 INTERCHANGEABLE
Shaft
4520-00-174-0039 INTERCHANGEABLE
Heating Element,electrical,nonim
5950-00-194-1730SCD2567GROUP1 INTERCHANGEABLE
Transformer,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
8135-00-245-94395/8.030 INTERCHANGEABLE
Strapping
Independent Metal Strap Co Inc
6615-00-897-3209C205 INTERCHANGEABLE
Parts Kit,actuator
Moog Inc
4520-01-284-6056 INTERCHANGEABLE
Heating Element,electrical,nonim
5995-01-605-4876C205 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
Cross-Reference Index
Part NumberManufacturer
C205 Skyline Industries, Inc (USA)
NAS1786C02-7 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
8105-SS-0256-7 Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA)
10163901 Nimikkeistokeskus Ncb Finland (FIN)
8105-SS-0256-7 New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
532353-205 Raytheon Company Dba Raytheon (USA)
Related Parts
5340-01-331-7980SUCCESSOR
CATCH,CLAMPING
641W
3830-00-161-5803INTERCHANGEABLE
SHAFT
4520-00-174-0039INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
5950-00-194-1730INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
SCD2567GROUP1
8135-00-245-9439INTERCHANGEABLE
STRAPPING
5/8.030
6615-00-897-3209INTERCHANGEABLE
PARTS KIT,ACTUATOR
C205
4520-01-284-6056INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
5995-01-605-4876INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
C205

Frequently Asked Questions

What is NSN 5340-00-421-4957?

NSN 5340-00-421-4957 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 5340-00-421-4957?

NSN 5340-00-421-4957 has 6 cross-referenced part numbers: C205 (Skyline Industries, Inc), NAS1786C02-7 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 8105-SS-0256-7 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), 10163901 (Nimikkeistokeskus Ncb Finland), 8105-SS-0256-7 (New Haven Mfg Corp Amatom Electronic Hardware Div) and 1 more.

What NSN replaces 5340-00-421-4957?

There are 8 known substitutes for 5340-00-421-4957: 5340-01-331-7980, 3830-00-161-5803, 4520-00-174-0039 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS1786C02-7?

Key specifications for NAS1786C02-7: Length: 0.438 INCHES NOMINAL IN; Specification/standard Data: 80205-NAS1786 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Width Across Flats: 0.187 INCHES NOMINAL IN; Material Document and Classification: ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 9 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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