PartsTable
Technical Data Sheet
Download PDF

81A110-3R — PLUNGER,QUICK RELEASE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

81A110-3R: PLUNGER,QUICK RELEASE.

The PLUNGER,QUICK RELEASE is a the manufacturer industrial component. Key specifications include shape: ROUND, thread_class: 3A A, thread_length: 0.470 INCHES NOMINAL IN, overall_length: 2.320 INCHES NOMINAL IN, nominal_thread_size: 0.500 INCHES IN, thread_quantity_per_inch: 20. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-173-5647, 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
81A110-3R
NSN: 5340-01-173-5647
FSC: 5340 — Hardware, Commercial
CAGE: 24383 — BAR-TEX METAL PRODUCTS INC (USA)
SPECIFICATIONS
shapeROUND
thread_class3A A
thread_length0.470 INCHES NOMINAL IN
overall_length2.320 INCHES NOMINAL IN
nominal_thread_size0.500 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNF
NSN5340-01-173-5647
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 81A110-3R 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
•
THREAD LENGTH: 0.470 INCHES NOMINAL IN
•
SHAPE: ROUND
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
THREAD CLASS: 3A A
•
THREAD QUANTITY PER INCH: 20
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.470 INCHES NOMINAL IN
SHAPEROUND
OVERALL LENGTH2.320 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.500 INCHES IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNF
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
6134886-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 81A110-3R?
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 81A110-3R?
81A110-3R is a PLUNGER,QUICK RELEASE.
What parts can replace 81A110-3R?
There is 1 known substitute for 81A110-3R: 6134886-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 81A110-3R?
81A110-3R is cataloged in the U.S. Government catalog under NSN 5340-01-173-5647. 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 — 81A110-3R

✓ 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.