PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90252Clamp,block

Espey Mfg and Electronics Corp · NSN 5340-01-558-2759 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-558-2759 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-558-2759. Primary manufacturer part number: 90252.
Features
  • Clamp,block — FSC 5340
  • Mounting Hole Quantity: 2
  • Mounting Hole Diameter: 0.147 INCHES NOMINAL IN
  • Mounting Facility: UNTHREADED HOLE(S)
  • 1 verified cross-reference
  • Primary manufacturer: Espey Mfg and Electronics Corp
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Clamp,block, cataloged under National Stock Number 5340-01-558-2759, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Espey Mfg and Electronics Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-558-2759
Primary Part Number90252
Item NameClamp,block
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerEspey Mfg and Electronics Corp
StatusACTIVE
Mounting Hole Quantity2
Mounting Hole Diameter0.147 INCHES NOMINAL IN
Mounting FacilityUNTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 5
5330-00-196-5336 INTERCHANGEABLE
Packing,preformed
5940-00-549-1136 INTERCHANGEABLE
Terminal Board
4920-01-299-964690252 INTERCHANGEABLE
Test Program Set
Textron Systems Corporation Dba Textron Systems Corp
5345-01-555-3501 INTERCHANGEABLE
Belt,abrasive
4720-01-565-644990252 INTERCHANGEABLE
Hose Assembly,nonmetallic
Adrick Marine Group, Inc
Cross-Reference Index
Part NumberManufacturer
90252 PRIMARY Espey Mfg and Electronics Corp (USA)
Related Parts
5330-00-196-5336INTERCHANGEABLE
PACKING,PREFORMED
5940-00-549-1136INTERCHANGEABLE
TERMINAL BOARD
4920-01-299-9646INTERCHANGEABLE
TEST PROGRAM SET
90252
5345-01-555-3501INTERCHANGEABLE
BELT,ABRASIVE
4720-01-565-6449INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
90252

Frequently Asked Questions

What is NSN 5340-01-558-2759?

NSN 5340-01-558-2759 is a Clamp,block, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-558-2759?

NSN 5340-01-558-2759 has 1 cross-referenced part number: 90252 (Espey Mfg and Electronics Corp).

What NSN replaces 5340-01-558-2759?

There are 5 known substitutes for 5340-01-558-2759: 5330-00-196-5336, 5940-00-549-1136, 4920-01-299-9646 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 90252?

Key specifications for 90252: Mounting Hole Quantity: 2; Mounting Hole Diameter: 0.147 INCHES NOMINAL IN; Overall Length: 0.131 INCHES NOMINAL IN; End Item Identification: 1025-01-445-0991, 155MM LIGHTWEIGHT HOWITZER, TOWED MM. 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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