PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27557Screw,cap,hexagon Head

Eagle Components, Inc · NSN 5305-01-548-4739 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-548-4739 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-548-4739. Primary manufacturer part number: 27557.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Material: STEEL OVERALL
  • Thread Direction: RIGHT-HAND
  • 1 verified cross-reference
  • Primary manufacturer: Eagle Components, Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-548-4739, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eagle Components, Inc. Government technical data includes 2 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-548-4739
Primary Part Number27557
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerEagle Components, Inc
StatusACTIVE
MaterialSTEEL OVERALL
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-01-075-584927557 INTERCHANGEABLE
Bearing
Dressta North America Ltd
5950-01-079-961627557 INTERCHANGEABLE
Transformer,power
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
5950-01-220-0413 INTERCHANGEABLE
Transformer,power
4730-01-254-4112 INTERCHANGEABLE
Parts Kit,steam Trap
5330-01-270-8291 INTERCHANGEABLE
Seal,plain Encased
5305-01-588-8793 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
27557 PRIMARY Eagle Components, Inc (USA)
Related Parts
3110-01-075-5849INTERCHANGEABLE
BEARING
27557
5950-01-079-9616INTERCHANGEABLE
TRANSFORMER,POWER
27557
5950-01-220-0413INTERCHANGEABLE
TRANSFORMER,POWER
4730-01-254-4112INTERCHANGEABLE
PARTS KIT,STEAM TRAP
5330-01-270-8291INTERCHANGEABLE
SEAL,PLAIN ENCASED
5305-01-588-8793INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD

Frequently Asked Questions

What is NSN 5305-01-548-4739?

NSN 5305-01-548-4739 is a Screw,cap,hexagon Head, manufactured by Eagle Components, Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-548-4739?

NSN 5305-01-548-4739 has 1 cross-referenced part number: 27557 (Eagle Components, Inc).

What NSN replaces 5305-01-548-4739?

There are 6 known substitutes for 5305-01-548-4739: 3110-01-075-5849, 5950-01-079-9616, 5950-01-220-0413 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27557?

Key specifications for 27557: End Item Identification: NSN: 2320-01-529-2249; Part Name Assigned by Controlling Agency: CAP SCREW; Material: STEEL OVERALL; Thread Direction: RIGHT-HAND. 4 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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