PartsTable
Technical Data Sheet
Download PDF

019187-1 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

019187-1: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN, diameter: 0.250 INCHES NOMINAL IN, material: STEEL OVERALL, style_designator: INTERNALLY THREADED FULL LENGTH, surface_treatment: PASSIVATE OVERALL, cross-sectional_shape: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-206-0155, 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
019187-1
NSN: 5340-01-206-0155
FSC: 5340 — Hardware, Commercial
CAGE: 17981 — SCI SYSTEMS INC (USA)
SPECIFICATIONS
length0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
diameter0.250 INCHES NOMINAL IN
materialSTEEL OVERALL
style_designatorINTERNALLY THREADED FULL LENGTH
surface_treatmentPASSIVATE OVERALL
cross-sectional_shapeROUND
material_document_and_classificationASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5340-01-206-0155
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 019187-1 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LENGTH: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE: ROUND
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPEROUND
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
8157-SS-0440-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 019187-1?
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 019187-1?
019187-1 is a STANDOFF,THREADED,SPACING.
What parts can replace 019187-1?
There is 1 known substitute for 019187-1: 8157-SS-0440-7. Substitute compatibility should be verified for your specific system.
What is the NSN for 019187-1?
019187-1 is cataloged in the U.S. Government catalog under NSN 5340-01-206-0155. 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 — 019187-1

✓ 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.