PartsTable
Technical Data Sheet
Download PDF

1250H-SS-.656-12 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1250H-SS-.656-12: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.656 INCHES NOMINAL IN, material: STEEL COMP 303 STANDOFF, thread_class: 2B RIGHT INTERNAL, thread_length: 0.656 INCHES NOMINAL RIGHT INTERNAL IN, style_designator: INTERNALLY THREADED FULL LENGTH, thread_direction: RIGHT-HAND RIGHT INTERNAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-648-1284, 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
1250H-SS-.656-12
NSN: 5340-01-648-1284
FSC: 5340 — Hardware, Commercial
CAGE: 51506 — ACCURATE SCREW MACHINE CORP DIV ACCURATE SCREW MACHINE CORPORATION (USA)
SPECIFICATIONS
length0.656 INCHES NOMINAL IN
materialSTEEL COMP 303 STANDOFF
thread_class2B RIGHT INTERNAL
thread_length0.656 INCHES NOMINAL RIGHT INTERNAL IN
style_designatorINTERNALLY THREADED FULL LENGTH
thread_directionRIGHT-HAND RIGHT INTERNAL
surface_treatmentPASSIVATE STANDOFF
width_across_flats0.312 INCHES NOMINAL IN
nominal_thread_size0.190 INCHES RIGHT INTERNAL IN
cross-sectional_shapeHEXAGON
cross-sectional_length0.656 INCHES NOMINAL IN
end_item_identificationDISK STORAGE
NSN5340-01-648-1284
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1250H-SS-.656-12 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
•
WIDTH ACROSS FLATS: 0.312 INCHES NOMINAL IN
•
LENGTH: 0.656 INCHES NOMINAL IN
•
THREAD LENGTH: 0.656 INCHES NOMINAL RIGHT INTERNAL IN
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
CROSS-SECTIONAL LENGTH: 0.656 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND RIGHT INTERNAL
•
NOMINAL THREAD SIZE: 0.190 INCHES RIGHT INTERNAL IN
•
CROSS-SECTIONAL SHAPE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.312 INCHES NOMINAL IN
LENGTH0.656 INCHES NOMINAL IN
THREAD LENGTH0.656 INCHES NOMINAL RIGHT INTERNAL IN
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
CROSS-SECTIONAL LENGTH0.656 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
NOMINAL THREAD SIZE0.190 INCHES RIGHT INTERNAL IN
CROSS-SECTIONAL SHAPEHEXAGON
SURFACE TREATMENTPASSIVATE STANDOFF
PART NAME ASSIGNED BY CONTROLLING AGENCYTHREADED STANDOFFS
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

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 1250H-SS-.656-12?
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 1250H-SS-.656-12?
1250H-SS-.656-12 is a STANDOFF,THREADED,SPACING.
What is the NSN for 1250H-SS-.656-12?
1250H-SS-.656-12 is cataloged in the U.S. Government catalog under NSN 5340-01-648-1284. 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 — 1250H-SS-.656-12