PartsTable
Technical Data Sheet
Download PDF

164B8175P1 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

164B8175P1: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: PAN NO. 2, head_height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-161-7549, 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
164B8175P1
NSN: 5305-00-161-7549
FSC: 5305 — Screws
CAGE: 89954 — BAE SYSTEMS CONTROLS INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_stylePAN NO. 2
head_height0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
fastener_length0.375 INCHES NOMINAL IN
special_featuresBLACK COLOR
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.138 INCHES IN
NSN5305-00-161-7549
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 164B8175P1 · 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 HEIGHT: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.089 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: PAN NO. 2
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
FASTENER LENGTH0.375 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.089 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 164B8175P1?
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 164B8175P1?
164B8175P1 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 164B8175P1?
164B8175P1 is cataloged in the U.S. Government catalog under NSN 5305-00-161-7549. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 164B8175P1

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.