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Technical Data Sheet
PartsTable / COMPONENT / 23-00161-055
23-00161-055 ✓ Verified by PartsTable
— · BOLT SCREW
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 SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN, thread_length: 0.276 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, screw_material: COPPER ALLOY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-407-8653, 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
23-00161-055
NSN: 5305-00-407-8653
FSC: 5305
CAGE: 00724 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
head_styleROUND
head_height0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
thread_length0.276 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
screw_materialCOPPER ALLOY
fastener_length0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.086 INCHES IN
screw_surface_treatmentCADMIUM
minimum_tensile_strength55000 POUNDS PER SQUARE INCH LBS
NSN5305-00-407-8653
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 23-00161-055 · 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
•
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
THREAD CLASS: 2A A
•
HEAD STYLE: ROUND
•
HEAD HEIGHT: 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1S STYLE
•
FASTENER LENGTH: 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
•
HEAD DIAMETER: 0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD CLASS2A A
HEAD STYLEROUND
HEAD HEIGHT0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1S STYLE
FASTENER LENGTH0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
HEAD DIAMETER0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH56
SCREW SURFACE TREATMENTCADMIUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
LB64021-1W8430Interchangeable
interchangeable cross-reference
interchangeable
W64021-001Interchangeable
interchangeable cross-reference
interchangeable
640-21Interchangeable
interchangeable cross-reference
interchangeable
F12675-21Interchangeable
interchangeable cross-reference
interchangeable
2920137-21Interchangeable
interchangeable cross-reference
interchangeable
419 555 70 02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 23-00161-055?
23-00161-055 is a SCREW,MACHINE.
What parts can replace 23-00161-055?
There are 10 known substitutes for 23-00161-055: LB64021-1W8430, W64021-001, 640-21 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 23-00161-055?
23-00161-055 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-407-8653. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026