PartsTable TECHNICAL DATA SHEET
SEPTEMBER 2026Technical Data Sheet

SMB157240Nut Strip

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-590-8021 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-590-8021 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-590-8021. Primary manufacturer part number: SMB157240.
Features
  • Nut Strip — FSC 5310
  • Nut Length: 1.188 INCHES NOMINAL IN
  • Aperture Center to Center Distance: 0.625 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Surface Treatment Document and Classification: MIL-P-16232 TYPE M CLASS 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL
  • Surface Treatment: PHOSPHATE OR PHOSPHATE MANGANESE OVERALL
  • Material Document and Classification: QQ-S-698 TEMPER 1/2 HARD NO 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Nut Width: 0.312 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut Strip, cataloged under National Stock Number 5310-00-590-8021, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-590-8021
Primary Part NumberSMB157240
Item NameNut Strip
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Nut Length1.188 INCHES NOMINAL IN
Aperture Center to Center Distance0.625 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Surface Treatment Document and ClassificationMIL-P-16232 TYPE M CLASS 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL
Surface TreatmentPHOSPHATE OR PHOSPHATE MANGANESE OVERALL
Material Document and ClassificationQQ-S-698 TEMPER 1/2 HARD NO 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nut Width0.312 INCHES NOMINAL IN
Mating Member Diameter Accommodated0.138 INCHES NOMINAL IN
Material Thickness0.093 INCHES NOMINAL IN
Nut StyleSTRIP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 4
5998-00-007-86995256-1 INTERCHANGEABLE
Circuit Card Assembly
General Microwave Corporation Div Kratos Microwave Electronics
5950-00-591-763752561 INTERCHANGEABLE
Transformer
Stewart & Stevenson Power Products Llc
6105-00-798-26665256 INTERCHANGEABLE
Parts Kit,electric Motor
Hydro-Aire Aerospace Corp
3120-01-438-5938 INTERCHANGEABLE
Roller,linear-Rotary Motion
Cross-Reference Index
Part NumberManufacturer
52561 Kleinschmidt Inc (USA)
SMB157240 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
5998-00-007-8699INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5256-1
5950-00-591-7637INTERCHANGEABLE
TRANSFORMER
52561
6105-00-798-2666INTERCHANGEABLE
PARTS KIT,ELECTRIC MOTOR
5256
3120-01-438-5938INTERCHANGEABLE
ROLLER,LINEAR-ROTARY MOTION

Frequently Asked Questions

What is NSN 5310-00-590-8021?

NSN 5310-00-590-8021 is a Nut Strip, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-590-8021?

NSN 5310-00-590-8021 has 2 cross-referenced part numbers: 52561 (Kleinschmidt Inc), SMB157240 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5310-00-590-8021?

There are 4 known substitutes for 5310-00-590-8021: 5998-00-007-8699, 5950-00-591-7637, 6105-00-798-2666 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB157240?

Key specifications for SMB157240: Nut Length: 1.188 INCHES NOMINAL IN; Aperture Center to Center Distance: 0.625 INCHES NOMINAL IN; Material: STEEL OVERALL; Surface Treatment Document and Classification: MIL-P-16232 TYPE M CLASS 2 MIL SPEC ALL TREATMENT RESPONSES OVERALL. 10 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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