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SS-21RS2-A — VALVE,ANGLE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

SS-21RS2-A: VALVE,ANGLE.

The VALVE,ANGLE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 BODY, bonnet_type: PACKING RETAINING, thread_class: 2A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: PLAIN (TUBE) ALL ENDS, special_features: SUPPORTS GRUMMAN A-10 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-173-4522, 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
SS-21RS2-A
NSN: 4810-01-173-4522
FSC: 4810 — Valves, Powered
CAGE: 17006 — OMICRON CO (USA)
SPECIFICATIONS
materialSTEEL COMP 316 BODY
bonnet_typePACKING RETAINING
thread_class2A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_stylePLAIN (TUBE) ALL ENDS
special_featuresSUPPORTS GRUMMAN A-10 AIRCRAFT
style_designatorANGLE
thread_directionRIGHT-HAND ALL ENDS
flow_control_deviceDISK
nominal_thread_size0.312 INCHES ALL ENDS IN
valve_operation_methodMANUAL
thread_quantity_per_inch20 ALL ENDS
NSN4810-01-173-4522
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SS-21RS2-A · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLOW CONTROL DEVICE: DISK
•
CONNECTION STYLE: PLAIN (TUBE) ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
STYLE DESIGNATOR: ANGLE
•
BONNET TYPE: PACKING RETAINING
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.312 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATORANGLE
BONNET TYPEPACKING RETAINING
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.312 INCHES ALL ENDS IN
SPECIAL FEATURESSUPPORTS GRUMMAN A-10 AIRCRAFT
THREAD CLASS2A ALL ENDS A
THREAD QUANTITY PER INCH20 ALL ENDS
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
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 SS-21RS2-A?
SS-21RS2-A is a VALVE,ANGLE.
What is the NSN for SS-21RS2-A?
SS-21RS2-A is cataloged in the U.S. Government catalog under NSN 4810-01-173-4522. 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.