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Technical Data Sheet
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277506 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

277506: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-313-3640, 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
277506
NSN: 5340-01-313-3640
NIINs: 013133640, 014541989
FSC: 5340 — Hardware, Commercial
CAGE: 85374 — BVR TECHNOLOGIES CO. (USA)
SPECIFICATIONS
special_featuresPESOLA, 500 GRAM; 28CM LONG METAL TUBE WITH INTERNAL SPRING; ATTACHED TO TUBE ARE A RING AND ON THE OTHER END A CLIP; 5CM WIDE X 28CM G
NSN5340-01-313-3640
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 277506 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: 1.310 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PROJECTION BOTH ENDS RIGHT EXTERNAL THREAD
•
DIAMETER: 0.190 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE: ROUND
•
HOLE QUANTITY PERPENDICULAR TO AXIS: 1
TECHNICAL CHARACTERISTICS
LENGTH1.310 INCHES NOMINAL IN
STYLE DESIGNATORPROJECTION BOTH ENDS RIGHT EXTERNAL THREAD
DIAMETER0.190 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPEROUND
HOLE QUANTITY PERPENDICULAR TO AXIS1
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
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FREQUENTLY ASKED QUESTIONS
What is 277506?
277506 is a STANDOFF,THREADED,SPACING.
What is the NSN for 277506?
277506 is cataloged in the U.S. Government catalog under NSN 5340-01-313-3640. 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.