PartsTable
Technical Data Sheet
PartsTable / MRO / 1176-4-8
1176-4-8 ✓ 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 STOP,ELECTRICAL SWITCH is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, end_item_name: MODULAR FILTER WASHER, head_diameter: 0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, thread_length: 0.458 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, screw_material: STEEL OR STEEL COMP 1010. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-150-9134, 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→ 1176-4-8
NSN: 5305-00-150-9134
FSC: 5305
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class2A A
end_item_nameMODULAR FILTER WASHER
head_diameter0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
thread_length0.458 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
screw_materialSTEEL OR STEEL COMP 1010
end_item_source30793
fastener_length0.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
component_quantity1
internal_drive_styleCROSS RECESS TYPE 1
NSN5305-00-150-9134
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1176-4-8 · 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
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD LENGTH: 0.458 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
HEAD DIAMETER: 0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 48
•
THREAD SERIES DESIGNATOR: UNF
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEFLAT COUNTERSUNK
THREAD LENGTH0.458 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
HEAD DIAMETER0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH48
THREAD SERIES DESIGNATORUNF
FASTENER LENGTH0.500 INCHES NOMINAL IN
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
117648Interchangeable
interchangeable cross-reference
interchangeable
ETN330410S31Interchangeable
interchangeable cross-reference
interchangeable
SK-2864Interchangeable
interchangeable cross-reference
interchangeable
AN510-4R8Interchangeable
Same NIIN cross-reference
interchangeable
FFS92ANDTYPE3ANDSTYLE2CInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1176-4-8?
1176-4-8 is a STOP,ELECTRICAL SWITCH. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1176-4-8?
There are 5 known substitutes for 1176-4-8: 117648, ETN330410S31, SK-2864 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1176-4-8?
1176-4-8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-150-9134. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026