PartsTable
Technical Data Sheet
PartsTable / MRO / 573-05
573-05 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The RETAINER,ELECTRICAL SWITCH is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, body_width: 1.000 INCHES NOMINAL IN, head_style: FLAT COUNTERSUNK, body_height: 0.750 INCHES NOMINAL IN, body_length: 2.187 INCHES NOMINAL IN, thread_class: 3A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-149-9684, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 573-05
NSN: 5305-00-149-9684
FSC: 5305
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
body_width1.000 INCHES NOMINAL IN
head_styleFLAT COUNTERSUNK
body_height0.750 INCHES NOMINAL IN
body_length2.187 INCHES NOMINAL IN
thread_class3A A
head_diameter0.580 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN
thread_length0.380 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALED
overall_height1.000 INCHES NOMINAL IN
screw_materialSTEEL COMP 8740
fastener_length2.290 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
NSN5305-00-149-9684
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 573-05 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENER LENGTH: 2.290 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD QUANTITY PER INCH: 24
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
THREAD SERIES DESIGNATOR: UNF
•
SCREW MATERIAL: STEEL COMP 8740
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURES1 HOLE 0.125 IN. DIA,0.140 IN. DEEP DRILLED PARALLEL TO LONGITUDINAL AXIS IN
FASTENER LENGTH2.290 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
HEAD STYLEFLAT COUNTERSUNK
THREAD QUANTITY PER INCH24
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
NOMINAL THREAD DIAMETER0.312 INCHES IN
THREAD SERIES DESIGNATORUNF
SCREW MATERIALSTEEL COMP 8740
THREAD CLASS3A A
THREAD LENGTH0.380 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
5730-5Interchangeable
interchangeable cross-reference
interchangeable
1560AC1-147Interchangeable
interchangeable cross-reference
interchangeable
5730Interchangeable
interchangeable cross-reference
interchangeable
6112Interchangeable
interchangeable cross-reference
interchangeable
F57305Interchangeable
interchangeable cross-reference
interchangeable
520869Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 573-05?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 573-05?
573-05 is a RETAINER,ELECTRICAL SWITCH. It is classified as a MRO (MRO_GENERAL).
What parts can replace 573-05?
There are 8 known substitutes for 573-05: 5730-5, 1560AC1-147, 5730 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 573-05?
573-05 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-149-9684. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 573-05

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026