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91115A905 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

91115A905: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 3.00 INCHES NOMINAL IN, style_designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS, width_across_flats: 0.625 INCHES NOMINAL IN, cross-sectional_shape: HEXAGON, thread_quantity_per_inch: 20 RIGHT INTERNAL, part_name_assigned_by_controlling_agency: FEMALE THREADED HEX STANDOFF. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-682-2937, 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
91115A905
NSN: 5340-01-682-2937
FSC: 5340 — Hardware, Commercial
CAGE: 3A054 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
length3.00 INCHES NOMINAL IN
special_featuresMINIMUM THREAD LENGTH INSIDE BOTH ENDS: 0.625 INCHES. NOMINAL THREAD DIAMETER INSIDE BOTH ENDS: 0.2500 INCHES. THREADS PER INCH: 20. IN
style_designatorLEFT INTERNAL AND RIGHT INTERNAL THREADS
width_across_flats0.625 INCHES NOMINAL IN
cross-sectional_shapeHEXAGON
thread_quantity_per_inch20 RIGHT INTERNAL
part_name_assigned_by_controlling_agencyFEMALE THREADED HEX STANDOFF
NSN5340-01-682-2937
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 91115A905 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: 0.625 INCHES NOMINAL IN
•
LENGTH: 3.00 INCHES NOMINAL IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT INTERNAL THREADS
•
CROSS-SECTIONAL SHAPE: HEXAGON
•
THREAD QUANTITY PER INCH: 20 LEFT INTERNAL (INCLUDES THRU THREAD)
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.625 INCHES NOMINAL IN
LENGTH3.00 INCHES NOMINAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT INTERNAL THREADS
CROSS-SECTIONAL SHAPEHEXAGON
SPECIAL FEATURESMINIMUM THREAD LENGTH INSIDE BOTH ENDS: 0.625 INCHES. NOMINAL THREAD DIAMETER INSIDE BOTH ENDS: 0.2500 INCHES. THREADS PER INCH: 20. IN
PART NAME ASSIGNED BY CONTROLLING AGENCYFEMALE THREADED HEX STANDOFF
THREAD QUANTITY PER INCH20 LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH20 RIGHT INTERNAL
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 91115A905?
91115A905 is a STANDOFF,THREADED,SPACING.
What is the NSN for 91115A905?
91115A905 is cataloged in the U.S. Government catalog under NSN 5340-01-682-2937. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.