PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SP27Screw,machine

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5305-00-276-2310 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-276-2310 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-276-2310. Primary manufacturer part number: SP27.
Features
  • Screw,machine — FSC 5305
  • Head Diameter: 0.120 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
  • Thread Length: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
  • Screw Material Document and Classification: QQ-B-637,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-639,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE
  • Thread Series Designator: UNS
  • Thread Quantity Per Inch: 32
  • Head Height: 0.130 INCHES MAXIMUM IN
  • Head Style: FLAT CHAMFER
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-276-2310, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-276-2310
Primary Part NumberSP27
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Head Diameter0.120 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
Thread Length0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
Screw Material Document and ClassificationQQ-B-637,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-639,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE
Thread Series DesignatorUNS
Thread Quantity Per Inch32
Head Height0.130 INCHES MAXIMUM IN
Head StyleFLAT CHAMFER
Fastener Length0.625 INCHES NOMINAL IN
Internal Drive StyleSLOT
Thread DirectionRIGHT-HAND
Screw MaterialCOPPER ALLOY 482
Nominal Thread Diameter0.156 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3130-00-108-064602770-5202 INTERCHANGEABLE
Bearing Unit,ball
Cummins Power Generation Inc.
7310-00-137-6329BSU-6(220V) INTERCHANGEABLE
Sandwich Unit,refrigerated
P & M Llc
5962-00-147-7935351-1062-022 INTERCHANGEABLE
Microcircuit,linear
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Cross-Reference Index
Part NumberManufacturer
SP27 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
3130-00-108-0646INTERCHANGEABLE
BEARING UNIT,BALL
02770-5202
7310-00-137-6329INTERCHANGEABLE
SANDWICH UNIT,REFRIGERATED
BSU-6(220V)
5962-00-147-7935INTERCHANGEABLE
MICROCIRCUIT,LINEAR
351-1062-022

Frequently Asked Questions

What is NSN 5305-00-276-2310?

NSN 5305-00-276-2310 is a Screw,machine, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-276-2310?

NSN 5305-00-276-2310 has 1 cross-referenced part number: SP27 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5305-00-276-2310?

There are 3 known substitutes for 5305-00-276-2310: 3130-00-108-0646, 7310-00-137-6329, 5962-00-147-7935. Verify interchangeability with system specifications before substitution.

What are the specifications of SP27?

Key specifications for SP27: Head Diameter: 0.120 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN; Thread Length: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-B-637,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-639,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE; Thread Series Designator: UNS. 12 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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