PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16606A16PC3O-Ring

Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S · NSN 5331-00-248-3833 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-248-3833 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-248-3833. Primary manufacturer part number: 16606A16PC3.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Outside Diameter: 0.305 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
  • 50 verified cross-references
  • Primary manufacturer: Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-248-3833, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 35 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-248-3833
Primary Part Number16606A16PC3
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerItt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
StatusCANCELLED
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Outside Diameter0.305 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
Center Hole Diameter0.171 INCHES MINIMUM AND 0.181 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6625-00-138-6501P3885-011-01 INTERCHANGEABLE
Lead,test
Us Army Aviation and Missile Command
5306-00-143-3437R1393P005 INTERCHANGEABLE
Bolt,machine
General Electric Company
6105-00-351-4977100706 INTERCHANGEABLE
Housing,gear Train
Horizon Aerospace Llc Dba Transicoil
5930-00-410-814762273 INTERCHANGEABLE
Switch,pressure
Cadillac Gage Textron Inc.
5330-00-446-2639 INTERCHANGEABLE
Packing,preformed
3030-00-494-6585C53 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
4210-00-555-1283290511 INTERCHANGEABLE
Bracket,fire Extinguisher
Kidde-Fenwal, Llc
5331-00-599-0998802-599-10 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5985-00-722-746257911 INTERCHANGEABLE
Attenuator Subassembly
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5330-00-741-06527410652 INTERCHANGEABLE
Packing,preformed
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
16606A16PC3 PRIMARY Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA)
640685-4 PRIMARY Smith Meter Inc Parts Opn (USA)
MS29513-8 Society of Automotive Engineers Inc (USA)
8A9021 Triumph Engine Control Systems Llc (USA)
2-008 N602-70 Parker-Hannifin Corp Div O-Ring Division (USA)
993B066203 Zf Industrieantriebe Witten Gmbh (DEU)
AMS-P-5315 Society of Automotive Engineers Inc (USA)
AF934-3 Air Force Standard
SAE-AS29513 Sae International Dba Sae International (USA)
946-915-9008 Kern and Co Ag (CHE)
R1307P008 General Electric Company Dba Ge Aerospace (USA)
M107-218 Zf Industrieantriebe Witten Gmbh (DEU)
00902H Zf Industrieantriebe Witten Gmbh (DEU)
100706 Weldon Tool Co the (USA)
R1393 Seca (ste D'exploitation Et De Constructions Aeronautiques) Sa Departement Joints (FRA)
C-69-008 Federal-Mogul Corp Government Sales Dept (USA)
AS29513-008 Sae International Dba Sae International (USA)
MS29513-008 Eaton Corporation Dba Eaton Inoac (USA)
PRP-568-008-457-60 Parco, Llc (USA)
1709A3-6 PRIMARY Parker Hannifin Corporation Div Aerospace Group Headquarters (USA)
Related Parts
6625-00-138-6501INTERCHANGEABLE
LEAD,TEST
P3885-011-01
5306-00-143-3437INTERCHANGEABLE
BOLT,MACHINE
R1393P005
6105-00-351-4977INTERCHANGEABLE
HOUSING,GEAR TRAIN
100706
5930-00-410-8147INTERCHANGEABLE
SWITCH,PRESSURE
62273
5330-00-446-2639INTERCHANGEABLE
PACKING,PREFORMED
3030-00-494-6585INTERCHANGEABLE
BELT,V
C53
4210-00-555-1283INTERCHANGEABLE
BRACKET,FIRE EXTINGUISHER
290511
5331-00-599-0998INTERCHANGEABLE
O-RING
802-599-10
5985-00-722-7462INTERCHANGEABLE
ATTENUATOR SUBASSEMBLY
57911
5330-00-741-0652INTERCHANGEABLE
PACKING,PREFORMED
7410652
5905-00-974-6130INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
721-0568-110
6610-01-036-8225INTERCHANGEABLE
INSERT,COURSE KNOB
100706

Frequently Asked Questions

What is NSN 5331-00-248-3833?

NSN 5331-00-248-3833 is a O-Ring, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-248-3833?

NSN 5331-00-248-3833 has 50 cross-referenced part numbers: 16606A16PC3 (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S), 640685-4 (Smith Meter Inc Parts Opn), MS29513-8 (Society of Automotive Engineers Inc), 8A9021 (Triumph Engine Control Systems Llc), 2-008 N602-70 (Parker-Hannifin Corp Div O-Ring Division) and 45 more.

What NSN replaces 5331-00-248-3833?

There are 12 known substitutes for 5331-00-248-3833: 6625-00-138-6501, 5306-00-143-3437, 6105-00-351-4977 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16606A16PC3?

Key specifications for 16606A16PC3: End Item Identification: W/S: L.P. COMPRESSORS; AIRCRAFT (AC-130H, MC-130H, EC-130E, HC-130); ENGINE, AIRCRAFT TF33-PW-102 (C-135E, EC-135H/K/P); RADAR SET AN/TPN-18; FIRE CONTROL SYSTEM, MISSILE MK 74 (FCS); ENGINE, AIRCRAFT TF33-P-3/5/9 (C/EC-135, B-52H); FIRE CONTROL SYSTEM, MK 92 (FCS); AIR COMPRESSORS, HIGH PRESSURE; MAIN FEED PUMPS; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Outside Diameter: 0.305 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-248-3833 still in active supply?

NSN 5331-00-248-3833 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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