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A8987 — HANDLE,BOW

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A8987: HANDLE,BOW.

The HANDLE,BOW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, thread_class: 2B, thread_length: 0.5600 INCHES NOMINAL IN, overall_length: 5.3800 INCHES NOMINAL IN, mounting_method: THREADED HOLE(S), handle_clearance: 2.0000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-458-8784, 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
A8987
NSN: 5340-01-458-8784
FSC: 5340 — Hardware, Commercial
CAGE: 04729 — UNICORP. (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
thread_class2B
thread_length0.5600 INCHES NOMINAL IN
overall_length5.3800 INCHES NOMINAL IN
mounting_methodTHREADED HOLE(S)
handle_clearance2.0000 INCHES NOMINAL IN
style_designatorROUND
thread_directionRIGHT-HAND
nominal_thread_size0.1900 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNF
mounting_facility_diameter0.1900 INCHES NOMINAL IN
NSN5340-01-458-8784
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A8987 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
•
MOUNTING FACILITY DIAMETER: 0.1900 INCHES NOMINAL IN
•
MOUNTING FACILITY QUANTITY: 2
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 5.0000 INCHES NOMINAL IN
•
MOUNTING METHOD: THREADED HOLE(S)
•
THREAD LENGTH: 0.5600 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763, CL 7, TY A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY DIAMETER0.1900 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY2
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH5.0000 INCHES NOMINAL IN
MOUNTING METHODTHREADED HOLE(S)
THREAD LENGTH0.5600 INCHES NOMINAL IN
STYLE DESIGNATORROUND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CL 7, TY A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH5.3800 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.1900 INCHES IN
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
28933P1Reference 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
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FREQUENTLY ASKED QUESTIONS
What is A8987?
A8987 is a HANDLE,BOW.
What parts can replace A8987?
There is 1 known substitute for A8987: 28933P1. Substitute compatibility should be verified for your specific system.
What is the NSN for A8987?
A8987 is cataloged in the U.S. Government catalog under NSN 5340-01-458-8784. 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.